Descriptive Statistics of Maternal, Labour and Newborn Characteristics by Groups (CEI / PIEB)
| Study Group | Mean | Std. Deviation | Std. Error Mean | Sig. (2-tailed) | |
|---|---|---|---|---|---|
| Age | CEI | 29.0 | 5.61 | 0.15 | 0.97 |
| PIEB | 29.0 | 5.73 | 0.16 | ||
| Gravity | CEI | 3.7 | 2.82 | 0.08 | 0.79 |
| PIEB | 3.6 | 2.79 | 0.08 | ||
| Parity | CEI | 3.2 | 2.45 | 0.07 | 0.59 |
| PIEB | 3.2 | 2.36 | 0.07 | ||
| Gestational age | CEI | 39.4 | 1.46 | 0.04 | 0.06 |
| PIEB | 39.3 | 1.71 | 0.05 | ||
| Birth Weight | CEI | 3326.7 | 452.2 | 12.14 | 0.62 |
| PIEB | 3317.8 | 477.6 | 13.21 | ||
| 1st Stage of labour (hours) | CEI | 8.8 | 6.33 | 0.18 | 0.13 |
| PIEB | 8.4 | 5.61 | 0.17 | ||
| 2nd Stage of labour (hours) | CEI | 0.8 | 0.96 | 0.03 | 0.91 |
| PIEB | 0.7 | 0.93 | 0.03 | ||
Duration of the First and Second Stages of Labour Depending on the Method of Epidural Analgesia Administration, Segmented to Nulliparous and Multiparous Parturients
| N | Mean (hours) | Std. Deviation | p-value (t-test) | |||
|---|---|---|---|---|---|---|
| Nulliparous | 1st stage of labour | CEI | 334 | 10.84 | 6.03 | 0.64 |
| PIEB | 323 | 10.62 | 6.04 | |||
| 2nd stage of labour | CEI | 376 | 1.75 | 1.09 | 0.24 | |
| PIEB | 360 | 1.66 | 1.06 | |||
| Multiparous | 1st Stage of labour | CEI | 853 | 7.98 | 6.26 | 0.12 |
| PIEB | 826 | 7.54 | 5.18 | |||
| 2nd Stage of labour | CEI | 944 | 0.35 | 0.52 | 0.22 | |
| PIEB | 903 | 0.38 | 0.55 | |||
Descriptive Statistics of Maternal, Labour and Newborn Characteristics
| Age | Gravity | Parity | Gestational age (weeks) | Birth Weight | 1st Stage of labor (hours) | 2nd Stage of labor (hours) | |
|---|---|---|---|---|---|---|---|
| Mean | 29.02 | 3.65 | 3.22 | 39.36 | 3322 | 8.6 | 0.75 |
| Median | 28 | 3 | 2 | 40 | 3330 | 7.4 | 0.3 |
| Std. Deviation | 5.66 | 2.8 | 2.4 | 1.59 | 464.64 | 5.99 | 0.95 |
Categorical Variables – Descriptive Statistics and χ2 Test
| CEI | PIEB | Total | P Value-Chi Square test | ||
|---|---|---|---|---|---|
| N (%) | 1387 (51.4%) | 1309 (48.6%) | 2696 (100%) | ||
| Number of Births | Nulliparous | 406 (29.3%) | 383 (29.3%) | 789 (29.3%) | 0.994 |
| Multiparous | 981 (70.7% | 926 (70.7%) | 1907 (70.7%) | ||
| Type of Delivery | NVD | 1211 (87.3%) | 1162 (88.8%) | 2373 (88.0%) | 0.44 |
| Vacuum | 116 (8.4%) | 101 (7.7%) | 217 (8.0%) | ||
| CS | 60 (4.3%) | 46 (3.5%) | 106 (3.9%) | ||
| Initiation of Delivery | Spontaneous | 1171 (84.4%) | 1115 (85.2%) | 2286 (84.8%) | 0.586 |
| Augmentation | 216 (15.6%) | 194 (14.8%) | 410 (15.2%) | ||
| Birth Weight | BW<4 kg | 1299 (93.7%) | 1224 (93.5%) | 2523 (93.6%) | 0.875 |
| BW>=4 kg | 88 (6.3%) | 85 (6.5%) | 173 (6.4%) | ||
| Any past CS | No | 1278 (92.1%) | 1193 (91.1%) | 2471 (91.7%) | 0.347 |
| Yes | 109 (7.9%) | 116 (8.9%) | 225 (8.3%) | ||
| APGAR 1 | Apgar<=7 | 52 (3.7%) | 35 (2.7%) | 87 (3.2) | 0.114 |
| Apgar>8 | 1335 (96.3%) | 1274 (97.3%) | 2609 (96.8%) | ||
| APGAR 5 | Apgar<=7 | 15 (1.1%) | 8 (0.6%) | 23 (0.9%) | 0.184 |
| Apgar>8 | 1372 (98.9%) | 1301 (99.4%) | 2673 (99.1%) | ||
Mode of Delivery Depending on the Method of Epidural Analgesia Administration, Segmented to Nulliparous and Multiparous Parturients
| NVD | Vacuum | CS | Total | P Value-Chi Square test | ||
|---|---|---|---|---|---|---|
| Nulliparous | CEI | 292 (71.9%) | 81 (20%) | 33 (8.1%) | 406 | 0.192 |
| PIEB | 295 (77%) | 58 (15.1%) | 30 (7.8%) | 383 | ||
| Multiparous | CEI | 919 (93.7%) | 35 (3.6%) | 27 (2.8%) | 981 | 0.168 |
| PIEB | 867 (93.6%) | 43 (4.6%) | 16 (1.7%) | 926 | ||