Participants received intravenous infusions of olaratumab 15 milligrams per kilogram (mg/kg) on days 1, 8 plus gemcitabine 900 milligrams per meter square (mg/m^2) on days 1, 8 plus docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

Participants received intravenous infusions of olaratumab 20 mg/kg on days 1, 8 in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

Following a protocol amendment, additional participants were enrolled into this group to confirm the safety of the 20 mg/kg dose level prior to opening the Phase 2. Participants received intravenous infusions of olaratumab 20 milligrams per kilogram (mg/kg) on days 1, 8 plus gemcitabine 900 milligrams per meter square (mg/m^2) on days 1, 8 plus docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

This cohort included participants who never received olaratumab prior to enrollment. Participants received intravenous infusions of olaratumab loading dose 20 mg/kg on days 1, 8 of cycle 1 followed by 15 mg/kg on days 1, 8 of all subsequent cycles in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

This cohort included participants who never received olaratumab prior to enrollment. Participants received intravenous infusions of placebo on days 1, 8 in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

Participants received intravenous infusions of olaratumab 15 milligrams per kilogram (mg/kg) on days 1, 8 plus gemcitabine 900 milligrams per meter square (mg/m^2) on days 1, 8 plus docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

Participants received intravenous infusions of olaratumab 20 mg/kg on days 1, 8 in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met (cohort 2). Following a protocol amendment, additional participants were enrolled into this group to confirm the safety of the 20 mg/kg dose level prior to opening the Phase 2 (cohort 2 expansion).

Participants received intravenous infusions of olaratumab 15 milligrams per kilogram (mg/kg) on days 1, 8 plus gemcitabine 900 milligrams per meter square (mg/m^2) on days 1, 8 plus docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

Participants received intravenous infusions of olaratumab 20 mg/kg on days 1, 8 in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met (cohort 2). Following a protocol amendment, additional participants were enrolled into this group to confirm the safety of the 20 mg/kg dose level prior to opening the Phase 2 (cohort 2 expansion).

Participants received intravenous infusions of olaratumab 15 milligrams per kilogram (mg/kg) on days 1, 8 plus gemcitabine 900 milligrams per meter square (mg/m^2) on days 1, 8 plus docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

Participants received intravenous infusions of olaratumab 20 mg/kg on days 1, 8 in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met (cohort 2). Following a protocol amendment, additional participants were enrolled into this group to confirm the safety of the 20 mg/kg dose level prior to opening the Phase 2 (cohort 2 expansion).

Participants received intravenous infusions of olaratumab 15 milligrams per kilogram (mg/kg) on days 1, 8 plus gemcitabine 900 milligrams per meter square (mg/m^2) on days 1, 8 plus docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

Participants received intravenous infusions of olaratumab 20 mg/kg on days 1, 8 in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met (cohort 2). Following a protocol amendment, additional participants were enrolled into this group to confirm the safety of the 20 mg/kg dose level prior to opening the Phase 2 (cohort 2 expansion).

Participants received intravenous infusions of olaratumab 15 milligrams per kilogram (mg/kg) on days 1, 8 plus gemcitabine 900 milligrams per meter square (mg/m^2) on days 1, 8 plus docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

Participants received intravenous infusions of olaratumab 20 mg/kg on days 1, 8 in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met (cohort 2). Following a protocol amendment, additional participants were enrolled into this group to confirm the safety of the 20 mg/kg dose level prior to opening the Phase 2 (cohort 2 expansion).

Participants received intravenous infusions of olaratumab 15 milligrams per kilogram (mg/kg) on days 1, 8 plus gemcitabine 900 milligrams per meter square (mg/m^2) on days 1, 8 plus docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

Participants received intravenous infusions of olaratumab 20 mg/kg on days 1, 8 in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met (cohort 2). Following a protocol amendment, additional participants were enrolled into this group to confirm the safety of the 20 mg/kg dose level prior to opening the Phase 2 (cohort 2 expansion).

Participants received intravenous infusions of olaratumab 15 milligrams per kilogram (mg/kg) on days 1, 8 plus gemcitabine 900 milligrams per meter square (mg/m^2) on days 1, 8 plus docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

Participants received intravenous infusions of olaratumab 20 mg/kg on days 1, 8 in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met (cohort 2). Following a protocol amendment, additional participants were enrolled into this group to confirm the safety of the 20 mg/kg dose level prior to opening the Phase 2 (cohort 2 expansion).

Participants received intravenous infusions of olaratumab on days 1, 8 (phase 1: 15 or 20 mg/kg; phase 2: 20 mg/kg only in cycle 1 and 15 mg/kg in subsequent cycles) plus gemcitabine 900 mg/m^2 on days 1, 8 plus docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

Participants received intravenous infusions of olaratumab on days 1, 8 (phase 1: 15 or 20 mg/kg; phase 2: 20 mg/kg only in cycle 1 and 15 mg/kg in subsequent cycles) plus gemcitabine 900 mg/m^2 on days 1, 8 plus docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

This cohort included participants who received commercially available olaratumab prior to enrollment. Participants received intravenous infusions of olaratumab loading dose 20 mg/kg on days 1, 8 of cycle 1 followed by 15 mg/kg on days 1, 8 of all subsequent cycles in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

This cohort included participants who received commercially available olaratumab prior to enrollment. Participants received intravenous infusions of placebo on days 1, 8 in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

This cohort included participants who never received olaratumab prior to enrollment. Participants received intravenous infusions of olaratumab loading dose 20 mg/kg on days 1, 8 of cycle 1 followed by 15 mg/kg on days 1, 8 of all subsequent cycles in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

This cohort included participants who never received olaratumab prior to enrollment. Participants received intravenous infusions of olaratumab loading dose 20 mg/kg on days 1, 8 of cycle 1 followed by 15 mg/kg on days 1, 8 of all subsequent cycles in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

This cohort included participants who never received olaratumab prior to enrollment. Participants received intravenous infusions of placebo on days 1, 8 in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

This cohort included participants who never received olaratumab prior to enrollment. Participants received intravenous infusions of olaratumab loading dose 20 mg/kg on days 1, 8 of cycle 1 followed by 15 mg/kg on days 1, 8 of all subsequent cycles in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

This cohort included participants who never received olaratumab prior to enrollment. Participants received intravenous infusions of olaratumab loading dose 20 mg/kg on days 1, 8 of cycle 1 followed by 15 mg/kg on days 1, 8 of all subsequent cycles in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

This cohort included participants who never received olaratumab prior to enrollment. Participants received intravenous infusions of olaratumab loading dose 20 mg/kg on days 1, 8 of cycle 1 followed by 15 mg/kg on days 1, 8 of all subsequent cycles in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

This cohort included participants who never received olaratumab prior to enrollment. Participants received intravenous infusions of olaratumab loading dose 20 mg/kg on days 1, 8 of cycle 1 followed by 15 mg/kg on days 1, 8 of all subsequent cycles in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

This cohort included participants who never received olaratumab prior to enrollment. Participants received intravenous infusions of olaratumab loading dose 20 mg/kg on days 1, 8 of cycle 1 followed by 15 mg/kg on days 1, 8 of all subsequent cycles in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.

This cohort included participants who received commercially available olaratumab prior to enrollment. Participants received intravenous infusions of olaratumab loading dose 20 mg/kg on days 1, 8 of cycle 1 followed by 15 mg/kg on days 1, 8 of all subsequent cycles in combination with gemcitabine 900 mg/m^2 on days 1, 8 and docetaxel 75 mg/m^2 on day 8 of a 21-day cycle until disease progression, unacceptable toxicity, death, or other discontinuation criteria were met.