Hours before delivery when membranes ruptured:Time:Pt:^Patient:Qn
hours before delivery when membranes ruptured:time:pt:^patient:qn
Hours before delivery when membranes ruptured:Time:To identify measures at a point in time:^Patient:Quantitative
hours before delivery when membranes ruptured:time:to identify measures at a point in time:^patient:quantitative