| Primary | Percent of Participants With Treatment Failures at End of The Randomized Withdrawal Period | Treatment failure defined as 50% increase (worsening) in Attention Deficit Hyperactivity Disorder Rating Scale (ADHD-RS-IV) total score and >= 2 point increase (worsening) in the Clinical Global Impression-Severity of Illness (CGI-S) score observed at any visit during the randomized withdrawal period compared to the respective scores at baseline of randomized withdrawal period. Subjects without an endpoint value were classed as treatment failures. | Randomized Full Analysis Set (Randomized FAS) includes all subjects who were randomized and received at least 1 dose of investigational product during the Randomized Withdrawal Period. | Posted | | Number | | percentage of participants | | Baseline of the randomized withdrawal period and its relevant endpoint (Up to 6 weeks) | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Randomized Period) | Subjects receive their optimal dose of LDX at either 30, 50, or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours for 6 weeks. | | OG001 | Placebo (Randomized Period) | Subjects receive placebo once-daily orally at approximately 7:00 AM +/- 2 hours for 6 weeks. |
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| | Group IDs | Group Description | Statistical Method | Statistical Comment | P-Value | P-Value Comment | Parameter Type | Parameter Value | Dispersion Type | Dispersion Value | Confidence Interval Sides | Confidence Interval % | CI Lower Limit | CI Upper Limit | CI Lower Limit Comment | CI Upper Limit Comment | Estimate Comment | Tested Non-Inferiority | Non-Inferiority Type | Non-Inferiority Comment | Other Analysis Description |
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| | Cochran-Mantel-Haenszel | | < 0.001 | | | | | | 2-Sided | 95 | | | | | | | Superiority or Other (legacy) | | |
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| Secondary | Change From Open-Label Baseline in The Attention Deficit Hyperactivity Disorder Rating Scale-Fourth Edition (ADHD-RS-IV) Total Score at Endpoint (Week-26) of The Open-label Period | ADHD-RS-IV consists of 18 items scored on a 4-point scale from 0 (no symptoms) to 3 (severe symptoms) with total score ranging from 0 to 54. A decrease in score indicates an improvement in ADHD symptomology. | Open-label Full Analysis set (Open-label FAS) includes all subjects who received at least 1 dose of investigational product during the Open-label Period. | Posted | | Mean | Standard Deviation | Scores on a scale | | Open-label baseline and Endpoint (Week-26) | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Open-label Period) | Consists of at least 26 weeks where subjects are titrated to an optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours) and then maintained on their optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours). |
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| Secondary | Change From Randomized Withdrawal Baseline in The ADHD-RS-IV Total Score at Endpoint of The Randomized Withdrawal Period | ADHD-RS-IV consists of 18 items scored on a 4-point scale from 0 (no symptoms) to 3 (severe symptoms) with total score ranging from 0 to 54. A decrease in score indicates an improvement in ADHD symptomology. | | Posted | | Least Squares Mean | Standard Error | Scores on a scale | | Baseline of the randomized withdrawal period and its relevant endpoint (Up to 6 weeks) | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Randomized Period) | Subjects receive their optimal dose of LDX at either 30, 50, or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. | | OG001 | Placebo (Randomized Period) | Subjects receive placebo once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. |
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| Secondary | Percent of Participants With Clinical Global Impression - Severity of Illness (CGI-S) at Endpoint (Week-26) of The Open-label Period | CGI-S assesses the severity of the subject's condition on a 7-point scale ranging from 1 (normal, not at all ill) to 7 (among the most extremely ill) | | Posted | | Number | | percentage of participants | | At Week 26 | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Open-label Period) | Consists of at least 26 weeks where subjects are titrated to an optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours) and then maintained on their optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours). |
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| Other Pre-specified | Percent of Participants With CGI-S at Open-label Baseline | CGI-S assesses the severity of the subject's condition on a 7-point scale ranging from 1 (normal, not at all ill) to 7 (among the most extremely ill). | | Posted | | Number | | percentage of participants | | Open-label baseline | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Open-label Period) | Consists of at least 26 weeks where subjects are titrated to an optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours) and then maintained on their optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours ). |
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| Secondary | Percent of Participants With CGI-S at Endpoint of The Randomized Withdrawal Period, Last Observation Carried Forward (LOCF) | CGI-S assesses the severity of the subject's condition on a 7-point scale ranging from 1 (normal, not at all ill) to 7 (among the most extremely ill) | | Posted | | Number | | percentage of participants | | At endpoint of the randomized withdrawal period (Up to 6 weeks) | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Randomized Period) | Subjects receive their optimal dose of LDX at either 30, 50, or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. | | OG001 | Placebo (Randomized Period) | Subjects receive placebo once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. |
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| Secondary | Percent of Participants With Improvement on Clinical Global Impression - Improvement (CGI-I) at Endpoint (Week-26) of The Open-label Period | Clinical Global Impression-Improvement (CGI-I) consists of a 7-point scale ranging from 1 (very much improved) to 7 (very much worse). Improvement is defined as a score of 1 (very much improved) or 2 (much improved) on the scale. Improvement includes CGI-I categories of very much improved and much improved. No improvement includes all other assessed categories. | | Posted | | Number | | percentage of improved participants | | At Week 26 | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Open-label Period) | Consists of at least 26 weeks where subjects are titrated to an optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours) and then maintained on their optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours). |
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| Secondary | Change From Open-label Baseline in The Health Utilities Index-2 (HUI-2) Scores at Endpoint (Week-26) of The Open-label Period, LOCF | HUI is used to describe health status and to obtain utility scores by collecting data using one or more questionnaires in formats selected to match the specific study design criteria. Scoring ranges from 0.00 (dead) to 1.00 (perfect health). Higher scores represent better health status. | | Posted | | Mean | Standard Deviation | scores on a scale | | At open-label baseline and endpoint (Week-26) of the open-label period | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Open-label Period) | Consists of at least 26 weeks where subjects are titrated to an optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours) and then maintained on their optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours). |
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| Secondary | Change From Randomized Withdrawal Baseline in The HUI-2 Scores at Endpoint of The Randomized Withdrawal Period | HUI is used to describe health status and to obtain utility scores by collecting data using one or more questionnaires in formats selected to match the specific study design criteria. Scoring ranges from 0.00 (dead) to 1.00 (perfect health). Higher scores represent better health status. | | Posted | | Mean | Standard Deviation | Scores on a scale | | Baseline of the randomized withdrawal period and its relevant endpoint (Up to 6 weeks) | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Randomized Period) | Subjects receive their optimal dose of LDX at either 30, 50, or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. | | OG001 | Placebo (Randomized Period) | Subjects receive placebo once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. |
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| Secondary | Change From Open-label Baseline in The Child Health and Illness Profile, Child Edition: Parent Report Form (CHIP-CE:PRF) Global T-score at Endpoint (Week-26) of The Open-label Period | The CHIP-CE:PRF evaluates health-related quality of life. It is composed of 5 domains (satisfaction, comfort, resilience, avoidance, and achievement) consisting of a total of 76 items. The global score is an average of the scores for the 5 domains. The majority of items assess frequency of events using a 5-point response format. There is no range for a total score. Raw scale scores are used to generate T-scores. Higher scores indicate better health. | | Posted | | Mean | Standard Deviation | T-scores | | At open-label baseline and endpoint (Week-26) of the open-label period | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Open-label Period) | Consists of at least 26 weeks where subjects are titrated to an optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours) and then maintained on their optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours ). |
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| Secondary | Change From Randomized Withdrawal Baseline in The CHIP-CE:PRF Global T-score at Endpoint of The Randomized Withdrawal Period | The CHIP-CE:PRF evaluates health-related quality of life. It is composed of 5 domains (satisfaction, comfort, resilience, avoidance, and achievement) consisting of a total of 76 items. The global score is an average of the scores for the 5 domains. The majority of items assess frequency of events using a 5-point response format. There is no range for a total score. Raw scale scores are used to generate T-scores. Higher scores indicate better health. | | Posted | | Least Squares Mean | Standard Error | T-scores | | Baseline of the randomized withdrawal period and its relevant endpoint (Up to 6 weeks) | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Randomized Period) | Subjects receive their optimal dose of LDX at either 30, 50, or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. | | OG001 | Placebo (Randomized Period) | Subjects receive placebo once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. |
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| Secondary | Change From Open-Label Baseline in The Weiss Functional Impairment Rating Scale - Parent Report (WFIRS-P) Global Score at Endpoint (Week-26) of The Open-label Period | The WFIRS-P is a 50-item scale with each item scored from 0 (never/not at all) to 3 (very often/very much). Mean scores range from 0 to 3. Higher scores indicate greater functional impairment. | | Posted | | Mean | Standard Deviation | scores on a scale | | At open-label baseline and endpoint (Week-26) of the open-label period | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Open-label Period) | Consists of at least 26 weeks where subjects are titrated to an optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours) and then maintained on their optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours). |
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| Secondary | Change From Randomized Withdrawal Baseline in The WFIRS-P Global Score at Endpoint of The Randomized Withdrawal Period | The WFIRS-P is a 50-item scale with each item scored from 0 (never/not at all) to 3 (very often/very much). Mean scores range from 0 to 3. Higher scores indicate greater functional impairment. | | Posted | | Least Squares Mean | Standard Error | Scores on a scale | | Baseline of the randomized withdrawal period and its relevant endpoint (Up to 6 weeks) | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Randomized Period) | Subjects receive their optimal dose of LDX at either 30, 50, or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. | | OG001 | Placebo (Randomized Period) | Subjects receive placebo once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. |
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| Secondary | Change From Open-Label Baseline in The Brief Psychiatric Rating Scale for Children (BPRS-C) Total Score at Endpoint (Week-26) of The Open-label Period | The BPRS-C characterizes psychopathology. A total of 21 items are rated on a scale from 0 (not present) to 6 (extremely severe) with a total score ranging from 0 to 126. A decrease in score indicates a reduction in psychopathology. | Open-label Safety Population includes all subjects who received at least 1 dose of investigational product in the Open-label period. | Posted | | Mean | Standard Deviation | Scores on a scale | | At open-label baseline and endpoint (Week-26) of the open-label period | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Open-label Period) | Consists of at least 26 weeks where subjects are titrated to an optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours) and then maintained on their optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours ). |
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| Secondary | Change From Randomized Withdrawal Baseline in BPRS-C Total Score at Endpoint of The Randomized Withdrawal Period | The BPRS-C characterizes psychopathology. A total of 21 items are rated on a scale from 0 (not present) to 6 (extremely severe) with a total score ranging from 0 to 126. A decrease in score indicates a reduction in psychopathology. | Randomized Safety Population includes all subjects who received at least 1 dose of any investigational product during the Randomized Withdrawal Period | Posted | | Mean | Standard Deviation | Scores on a scale | | Baseline of the randomized withdrawal period and its relevant endpoint (Up to 6 weeks) | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Randomized Period) | Subjects receive their optimal dose of LDX at either 30, 50, or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. | | OG001 | Placebo (Randomized Period) | Subjects receive placebo once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. |
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| Other Pre-specified | Percent of Participants With CGI-S at Randomized Withdrawal Baseline | CGI-S assesses the severity of the subject's condition on a 7-point scale ranging from 1 (normal, not at all ill) to 7 (among the most extremely ill) | | Posted | | Number | | percentage of participants | | Randomized withdrawal baseline | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Randomized Period) | Subjects receive their optimal dose of LDX at either 30, 50, or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. | | OG001 | Placebo (Randomized Period) | Subjects receive placebo once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. |
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| Other Pre-specified | Columbia-Suicide Severity Rating Scale (C-SSRS) During The Open-label Period | C-SSRS is a semi-structured interview that captures the occurence, severity, and frequency of suicide-related thoughts and behaviors during the assessment period. The interview includes definitions and suggested questions to solicit the type of information needed to determine if a suicide-related thought or behaviour occurred. The assessment is done by the nature of the responses, not by a numbered scale. | Open-label Safety Population | Posted | | Number | | participants | | From open-label baseline to Week-26 | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Open-label Period) | Consists of at least 26 weeks where subjects are titrated to an optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours) and then maintained on their optimal dose of LDX (either 30, 50 or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours ). |
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| Other Pre-specified | C-SSRS During the Randomized Withdrawal Period | C-SSRS is a semi-structured interview that captures the occurence, severity, and frequency of suicide-related thoughts and behaviors during the assessment period. The interview includes definitions and suggested questions to solicit the type of information needed to determine if a suicide-related thought or behaviour occurred. The assessment is done by the nature of the responses, not by a numbered scale. | Randomized Safety Population | Posted | | Number | | participants | | Baseline of the randomized withdrawal period to end of the study (Up to 6 weeks) | | | | ID | Title | Description |
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| OG000 | Lisdexamfetamine Dimesylate (LDX)(Randomized Period) | Subjects receive their optimal dose of LDX at either 30, 50, or 70 mg once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. | | OG001 | Placebo (Randomized Period) | Subjects receive placebo once-daily orally at approximately 7:00 AM +/- 2 hours for up to 6 weeks. |
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