Table 5: Frequencies of parity, hypertension, multiple gestation, maternal age and history of pre-eclampsia in the present study group.
|
|
Present study (%) |
Reference study (%) |
Chi-squared (χ2) |
Degree of freedom (df) |
P-value |
|
Parity |
|
|
|
|
|
|
≤ 1 |
6.7 |
20 |
11.06 |
1 |
< 0.0001 |
|
> 1 |
93.3 |
80 Sliwa, et al. [21] |
|||
|
SBP |
|
|
|
|
|
|
≥ 140 mmHg |
4.8 |
37 |
40.24 |
1 |
< 0.0001 |
|
< 140 mmHg |
95.2 |
63 Bello, et al. [32] |
|||
|
Multiple gest |
|
|
|
|
|
|
Yes |
7.8 |
14.5 |
3.62 |
1 |
0.0571 |
|
No |
92.2 |
85.5 Karaye, et al. [31] |
|||
|
Mat age |
|
|
|
|
|
|
< 35 yrs |
76.5 |
71 |
1.35 |
1 |
0.2449 |
|
≥ 35 yrs |
23.5 |
29 Lee, et al. [30] |
|||
|
PET |
|
|
|
|
|
|
Yes |
1.1 |
22 |
23.21 |
1 |
< 0.0001 |
|
No |
98.9 |
78 Bello, et al. [32] |
SBP: Systolic Blood Pressure; Multiple gest: Multiple gestation; Mat age: Maternal age; PET: Pre-eclampsia