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The hypothesis of this study is that in staged bilateral total knee arthroplasty (TKA, magnesium sulfate administered during the perioperative period of the first TKA may decrease pain after the second TKA. It is known that pain is greater in the second TKA than in the first. Therefore, we compared pain of the second TKA between the magnesium and control groups.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Control | Placebo Comparator | Control group receive same volume of normal saline as in the magnesium group | |
| magnesium | Experimental | This group receive magnesium sulfate perioperatively. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Magnesium Sulfate | Drug | The magnesium group receive intravenous magnesium sulfate. |
|
| Measure | Description | Time Frame |
|---|---|---|
| Pain | Pain measured with visual analogue scale (VAS) | from the end of the TKA until 48 hour |
| Measure | Description | Time Frame |
|---|---|---|
| analgesic | analgesic consumptions from the end of the TKA until 48 hours | from the end of the TKA until 48 hours |
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Inclusion Criteria: American society of anesthesiologist physical status 1 - 2. patients scheduled to undergo staged bilateral TKA
Exclusion Criteria: American society of anesthesiologist physical status >3
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| ID | Term |
|---|---|
| D010146 | Pain |
| ID | Term |
|---|---|
| D009461 | Neurologic Manifestations |
| D012816 | Signs and Symptoms |
| D013568 | Pathological Conditions, Signs and Symptoms |
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| ID | Term |
|---|---|
| D008278 | Magnesium Sulfate |
| ID | Term |
|---|---|
| D017616 | Magnesium Compounds |
| D007287 | Inorganic Chemicals |
| D013431 | Sulfates |
| D013464 | Sulfuric Acids |
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| D013456 |
| Sulfur Acids |
| D013457 | Sulfur Compounds |