Table 3.
Comparison-maternal risk factors
| Comparison -Group (1) Vs. Group (2) | ||||||
|---|---|---|---|---|---|---|
| Total patients N =415 | Group (1) PIT 37.6 to 37.90C N = 203 | Group (2) PIT 380C or more N=212 | Mean difference (95% CI) | Odds ratio (95% CI) | P-value | |
| Mean Maternal age in years (SD) | 28.42(4.57) | 28.16 (4.63) | 28.67(4.5) | -0.503 (-1.38 to 0.38) | 0.263 | |
| Mean Gestational age in weeks (SD) | 38.99(1.82) | 38.8 (2.06) | 39.13(1.54) | -0.285 (-0.64 to 0.65) | 0.113 | |
| Gestational age <37 weeks N (%) | 26 (6.3%) | 17 (8.4%) | 9 (4.2%) | 2.06 (0.89 to 4.74) | 0.083 | |
| Nulliparity N (%) | 298 (71.8%) | 156(76.8%) | 142 (67%) | 1.64 (1.06 to 2.53) | 0.026 | |
| GBS carrier N (%) | 36/174 (20.7%) | 16/86 (18.6%) | 20/88 (22.7%) |
0.78 (0.37 to 1.62) |
0.502 | |
| Epidural analgesia N (%) | 343(82.7%) | 172 (84.7%) | 171 (81%) |
1.29 (0.78 to 2.17) |
0.320 | |
| SROM N (%) | 158(38.1%) | 85(41.9%) | 73 (34.4%) |
1.37 (0.92 to 2.04) |
0.119 | |
| Mean ROM duration in hours (SD) | 18.18 (24.2) | 21.51(28.65) | 15(18.5) | 6.51 (1.83 to 11.18) | 0.007 | |
| ROM 18 hrs or more N (%) | 131(31.6%) | 74 (36.5%) | 57(26.9%) |
1.56 (1.03 -2.57) |
0.036 | |
| Induction N (%) | 149(35.9%) | 77 (37.9%) | 72(34%) |
1.19 (0.79 to 1.78) |
0.400 | |
| Regular contractions at the time of admission N (%) | 144(34.7%) | 62(30.5%) | 82(38.7%) |
0.69 (0.46 to 1.05) |
0.082 | |
| Mean duration of labor (SD) in hours | 13.44(8.49) | 13.53(8.08) | 13.34(8.91) |
0.186 (-1.46 to 1.84) |
0.824 | |
| Duration of labor>15 hours N (%) | 143(33.7%) | 72 (35.5%) | 68 (32.1%) |
1.16 (0.78 to 1.75) |
0.465 | |
| Mean no of vaginal examinations (SD) | 5.79(2.42) | 5.97(2.44) | 5.63(2.4) |
0.338 (-0.129to0.80) |
0.155 | |
| 8 or more vaginal examinations N (%) | 88(21.4%) | 48 (23.6%) | 40(18.9%) |
1.33 (0.83 to 2.14) |
0.234 | |
| MSAF N (%) | 105(25.3%) | 50 (24.6%) | 55(25.9%) |
0.93 (0.59 to 1.45) |
0.758 | |
PIT Peak intrapartum temperature, N Number, SD Standard deviation, CI Confidence interval, GBS Group-B streptococcus, SROM Spontaneous rupture of membranes, ROM Rupture of membranes, MSAF Meconium-stained amniotic fluid