Table 1.
Comparison of antenatal complications between the three parity groups
| Variable | Group 1 (n = 1658) % | Group 2 (n = 1198) % | Group 3 (n = 160) % | RRa (95 % CI) | P value | RRb (95 % CI) | P value | RRc (95 % CI) | P value |
|---|---|---|---|---|---|---|---|---|---|
| PIH | 75 (4.52) | 56 (4.67) | 8 (5.00) | 1.03 (0.73–1.44) | 0.849 | 1.10 (0.55–2.16) | 0.78 | 1.064 (0.54–2.06) | 0.85 |
| HTN | 12 (0.72) | 14 (1.16) | 2 (1.25) | 1.61 (0.74–3.47) | 0.216 | 1.63 (0.44–5.93) | 0.46 | 1.061 (0.28–3.91) | 0.92 |
| GDM | 88 (5.30) | 125 (10.4) | 30 (18.75) | 1.96 (1.51–2.55) | 0.0001*** | 3.32 (2.34–4.71) | 0.0001*** | 1.79 (1.24–2.56) | 0.001** |
| Diabetes | 6 (0.36) | 20 (1.66) | 7 (4.37) | 4.61 (1.85–11.45) | 0.0003*** | 6.35 (3.7–10.74) | 0.0001*** | 2.25 (1.17–4.34) | 0.021* |
| Anemia | 61 (3.67) | 100 (8.34) | 22 (13.75) | 2.26 (1.66–3.09) | 0.0001*** | 3.33 (2.25–4.93) | 0.0001*** | 1.61 (1.07–2.43) | 0.0001*** |
| Placenta praevia | 8 (0.48) | 25 (2.08) | 1 (0.62) | 4.32 (1.95–9.55) | 0.0001*** | 1.26 (0.19–8.07) | 0.80 | 0.32 (0.04–2.21) | 0.20 |
| Abnormalities of liquor volume | 13 (0.78) | 26 (2.17) | 7 (4.37) | 2.76 (1.42–5.36) | 0.0016** | 4.11 (2.22–7.61) | 0.0001*** | 1.83 (0.93–3.60) | 0.0001*** |
| Malpresentations | 23 (1.38) | 52 (4.34) | 13 (8.12) | 3.12 (1.92–5.08) | 0.0001*** | 4.37 (2.75–6.94) | 0.0001*** | 1.75 (1.05–2.92) | 0.03* |
| IUGR | 28 (1.68) | 43 (3.58) | 2 (1.25) | 2.12 (1.32–3.40) | 0.0013** | 0.75 (0.19–2.90) | 0.67 | 0.36 (0.09–1.44) | 0.12 |
* Statistically significant result; ** Statistically highly significant result; *** Statistically very highly significant result
aComparison between Groups 1 & 2
bComparison between Groups 1 & 3
cComparison between Groups 2 & 3