Table 1 Parturient characteristics
Group (150–154) | Group (155–159) | Group (160–164) | Group (165–169) | Group (170–174) | χ2 or F | P | |
|---|---|---|---|---|---|---|---|
n | 22 | 45 | 42 | 15 | 2 | ||
Age (years) | 31.955 (4.359) | 32.022 (5.750) | 33.214 (5.846) | 30.333 (4.451) | 34.000 (2.828) | 3.944 | 0.414 |
Weight (kg) | 62.818 (13.818) | 66.693 (8.114) | 66.857 (6.846) | 71.733 (7.583) | 89.250 (11.667)a | 5.313 | 0.001 |
BMI (kg/m2) | 27.219 (5.912) | 27.129 (3.421) | 25.550 (2.595) | 25.967 (2.464) | 30.965 (3.920)a | 2.066 | 0.089 |
Weeks of gestation (week) | 37.455 (2.154) | 37.200 (2.702) | 37.857 (2.067) | 37.533 (2.973) | 38.000 (0.000) | 3.895 | 0.420 |
Previous cesarean | 13 | 25 | 20 | 5 | 2 | 4.923 | 0.295 |
Initial SBP (mmHg) | 122.136(14.093) | 126.378 (21.073) | 120.548 (11.162) | 118.733 (12.021) | 153.500 (20.506) | 4.986 | 0.289 |
Initial HR (beats/min) | 89.409 (14.101) | 85.689 (12.169) | 89.071 (15.673) | 79.067 (9.794) | 99.000 (1.414) | 9.406 | 0.052 |
Time from anesthesia initiation to skin incision (min) | 19.546 (6.954) | 19.511 (8.201) | 18.214 (7.495) | 19.667 (5.924) | 18.000 (7.071) | 2.768 | 0.597 |
Time from skin incision to delivery (min) | 7.773 (4.231) | 8.889 (4.657) | 8.071 (5.325) | 8.133 (4.868) | 12.500 (3.536) | 4.219 | 0.377 |
Operation duration (min) | 51.364 (14.526) | 56.422 (17.150) | 53.595 (12.967) | 63.600 (19.533) | 64.500 (17.678) | 6.160 | 0.187 |