Skip to main content
. 2022 Jul 8;17:40. doi: 10.1186/s13017-022-00444-w

Table 6.

The comparison of symptoms and risk factors during two analyzed periods

Variable Period (y) N (%) χ2 P
Upper abdominal pain ≤ 1990 63 (85.1) 0.226 0.634
> 1990 246 (82.8)
Shoulder pain ≤ 1990 13 (17.6) 1.505 0.220
> 1990 36 (12.2)
Nausea/vomiting ≤ 1990 16 (21.6) 0.403 0.526
> 1990 74 (25.2)
Distended abdomen ≤ 1990 11 (15.1) 0.098 0.754
> 1990 40 (13.7)
Right lobe involvement ≤ 1990 48 (72.7) 1.228* 0.541
> 1990 157 (70.4)
Left lobe involvement ≤ 1990 6 (9.1)
> 1990 14 (6.3)
Both lobes involvement ≤ 1990 12 (18.2)
> 1990 52 (23.3)
Liver hematoma/ rupture ≤ 1990 54 (70.1) 0.303 0.582
> 1990 230 (73.2)
Hypertension ≤ 1990 57 (95.0) 5.058 0.025
> 1990 217 (83.8)
Preeclampsia ≤ 1990 58 (92.1) 17.428 < 0.001
> 1990 182 (65.5)
Eclampsia ≤ 1990 7 (11.1) 0.382 0.537
> 1990 24 (8.6)
HELLP syndrome ≤ 1990 15 (31.9) 88.749 < 0.001
> 1990 252 (89.7)
Hemodynamic instability ≤ 1990 55 (74.3) 5.629 0.018
> 1990 177 (59.4)
Maternal death ≤ 1990 29 (38.2) 14.129 < 0.001
> 1990 57 (18.2)

χ2—Chi-square; P—statistical probability; y—year

*All lobes involvement (Pearson’s chi-square)