CREATE TABLE table_42611 ("Condition" TEXT, "Prothrombin time" TEXT, "Partial thromboplastin time" TEXT, "Bleeding time" TEXT, "Platelet count" TEXT)

Which Partial thromboplastin time has a Prothrombin time of prolonged, and a Bleeding time of unaffected, and a Condition of vitamin k deficiency or warfarin? Question 6
SELECT "Partial thromboplastin time" FROM table_42611 WHERE "Prothrombin time" = 'prolonged' AND "Bleeding time" = 'unaffected' AND "Condition" = 'vitamin k deficiency or warfarin'
SELECT "Partial thromboplastin time" FROM "table_42611" WHERE "Bleeding time" = 'unaffected' AND "Condition" = 'vitamin k deficiency or warfarin' AND "Prothrombin time" = 'prolonged'