Total (N=222) Vaginal delivery group (N=112) Cesarean section group (N=110)
Lost to follow-up 4 3 1
Presentation Cephalic, no. (%) Breech, no. (%) Transverse, no. (%) 208 (95.4) 6 (2.8) 4 (1.8) 107 (98.2) 1 (0.9) 1 (0.9) 101 (92.7) 5 (4.6) 3 (2.8)
Actual mode of delivery Vaginal, no. (%) Cesarean, no. (%) 110 (50.5) 108 (49.5) 92 (84.4) 17 (15.6) 18 (16.5) 91 (83.5)
In case of vaginal delivery Vacuum, no. (%) Forceps, no. (%) Anterior presentation, no. (%) Missing data Posterior presentation, no. (%) Episiotomy, no. (%) Perineal laceration, no. (%) 1st degree 2nd degree 3d degree Shoulder dystocia, no. (%) Birthweight (g), mean ± SD Duration of first stage of labor (hours), median [IQR] Duration of active pushing (min), median [IQR] 4 (3.7) 5 (4.6) 100 (96.2) 6 (5.5) 2 (1.9) 34 (31.2) 57 (52.3) 47 (82.5) 9 (15.8) 1 (1.8) 2 (2.5) 3408 ± 450 4.0 [3.0 - 5.0] 11.0 [5.0 -15.0] 3 (3.3) 5 (5.5) 84 (95.5) 4 (4.5) 2 (2.3) 28 (30.4) 52 (56.5) 42 (80.8) 9 (17.3) 1 (1.9) 2 (2.8) 3420 ± 435 4.0 [3.0 - 5.0] 12.0 [5.0 - 16.0] 1 (5.6) 0 (0.0) 16 (100.0) 2 (11.1) 0 (0.0) 6 (35.3) 5 (29.4) 5 (100.0) 0 (0.0) 0 (0.0) 0 (0.0) 3325 ± 559 3.0 [1.5 - 4.5] 9.5 [7.0 - 10.0]
Treatments after 2nd delivery Iron supplements, no. (%) Laxatives, no. (%) 21 (13.8) 8 (5.3) 14 (20.0) 4 (5.7) 7 (8.5) 4 (4.9)