{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","value":"0"},{"groupId":"OG001","value":"0"},{"groupId":"OG002","value":"0"},{"groupId":"OG003","value":"0"},{"groupId":"OG004","value":"0"},{"groupId":"OG005","value":"3"},{"groupId":"OG006","value":"0"},{"groupId":"OG007","value":"0"},{"groupId":"OG008","value":"0"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"1"},{"groupId":"OG001","value":"1"},{"groupId":"OG002","value":"1"},{"groupId":"OG003","value":"4"},{"groupId":"OG004","value":"9"},{"groupId":"OG005","value":"15"},{"groupId":"OG006","value":"4"},{"groupId":"OG007","value":"4"},{"groupId":"OG008","value":"3"}],"units":"Participants"}],"description":"First cycle DLTs were utilized to determine the max tolerated dose and future escalations or deescalations. Any of the following adverse events occurred in the first cycle of treatment which were clinically significant were classified as DLTs: Hematologic: Thrombocytopenia Grade 4 for \\>=7 days, or Grade 3 or 4 associated with \\>= Grade 2 clinically significant bleeding or requiring platelet transfusion; Neutropenia Grade 4 for \\>=7 days; Grade\\>=3 neutropenia with infection; Anemia Grade 4 or Grade 3 requiring blood transfusion. Nonhematologic: Grade\\>=3 toxicities that were considered clinically significant; Alanine aminotransferase/aspartate aminotransferase\\>3x the upper limit of normal (ULN) with bilirubin\\>2x ULN without another explanation; Grade 3 nausea, vomiting or diarrhea that did not resolve within 4 days despite maximal supportive therapy. Nonhematologic and Non-Hepatic: Any toxicity caused\\>= 2 weeks of dose delay or preventing participants from receiving 75% of study drug.","groups":[{"description":"PF-06952229 was administered at a dose of 20 mg orally twice daily (BID) for 7 days on, 7 days off for each Cycle (one cycle = 28 days).","id":"OG000","title":"Part 1A: PF-06952229 20mg Monotherapy"},{"description":"PF-06952229 was administered at a dose of 40 mg orally BID for 7 days on, 7 days off for each Cycle (one cycle = 28 days).","id":"OG001","title":"Part 1A: PF-06952229 40mg Monotherapy"},{"description":"PF-06952229 was administered at a dose of 80 mg orally BID for 7 days on, 7 days off for each Cycle (one cycle = 28 days).","id":"OG002","title":"Part 1A: PF-06952229 80mg Monotherapy"},{"description":"PF-06952229 was administered at a dose of 150 mg orally BID for 7 days on, 7 days off for each Cycle (one cycle = 28 days).","id":"OG003","title":"Part 1A: PF-06952229 150mg Monotherapy"},{"description":"PF-06952229 was administered at a dose of 250 mg orally BID for 7 days on, 7 days off for each Cycle (one cycle = 28 days).","id":"OG004","title":"Part 1A: PF-06952229 250mg Monotherapy"},{"description":"PF-06952229 was administered at a dose of 375 mg orally BID for 7 days on, 7 days off for each Cycle (one cycle = 28 days).","id":"OG005","title":"Part 1A: PF-06952229 375mg Monotherapy"},{"description":"PF-06952229 was administered at a dose of 500 mg orally BID for 7 days on, 7 days off for each Cycle (one cycle = 28 days).","id":"OG006","title":"Part 1A: PF-06952229 500mg Monotherapy"},{"description":"PF-06952229 was administered at a dose of 250 mg orally twice daily (BID) for 7 days on, 7 days off for each Cycle (one cycle = 28 days) in combination with enzalutamide at 160 mg orally once a day (QD) as continuous daily dosing.","id":"OG007","title":"Part 1B: PF-06952229 250mg + Enzalutamide"},{"description":"PF-06952229 was administered at a dose of 375 mg orally twice daily (BID) for 7 days on, 7 days off for each Cycle (one cycle = 28 days) in combination with enzalutamide at 160 mg orally QD as continuous daily dosing.","id":"OG008","title":"Part 1B: PF-06952229 375mg + Enzalutamide"}],"paramType":"COUNT_OF_PARTICIPANTS","populationDescription":"Population included all enrolled participants who received at least one dose of investigational product and included data evaluated for a minimum DLT observation period of 28 days.","reportingStatus":"POSTED","timeFrame":"Within 28 days of first dose or until the participant completed the first cycle of therapy if there were treatment delayed (on average 28 days).","title":"Number of Participants With First-Cycle Dose-Limiting Toxicitys (DLTs) by Treatment","type":"PRIMARY","unitOfMeasure":"Participants"}