Table 1 Sociodemographic and obstetrics characteristics in study groups
Variable | Vitamin D group (n = 44) | Placebo Group (n = 44) | P-value |
|---|---|---|---|
| Â | Mean (Standard deviation) | Mean (Standard deviation) | Â |
Age (year) | 25.63 (6.08) | 27.54 (6.25) | 0.151* |
BMI (kg/m²) | 24.52 (2.97) | 24.21 (3.43) | 0.653* |
| Â | Number (Percent) | Number (Percent) | Â |
Education level |  |  | 0.119†|
Elementary | 5 (11.4) | 5 (11.4) | Â |
Secondary | 17 (38.6) | 11 (25) | Â |
High school | 5 (11.4) | 8 (18.2) | Â |
Diploma | 12 (27.3) | 11 (25) | Â |
University | 5 (11.4) | 9 (20.5) | Â |
Job |  |  | 1.000‡ |
Housekeeper | 43 (97.7) | 44 (100) | Â |
Working at the home | 1 (2.3) | 0 | Â |
Husband education level |  |  | 0.733†|
Elementary | 5 (11.4) | 4 (9.1) | Â |
Secondary | 17 (38.6) | 16 (36.4) | Â |
High school | 5 (11.4) | 7 (15.9) | Â |
Diploma | 12 (27.3) | 11 (25) | Â |
University | 5 (11.4) | 6 (13.6) | Â |
Husband job |  |  | 0.019‡ |
Self employed | 29 (65.9) | 31 (70.5) | Â |
Employed | 1 (2.3) | 7 (15.9) | Â |
worker | 14 (31.8) | 6 (13.6) | Â |
Income sufficiency |  |  | 0.832†|
More than sufficient | 0 | 0 | Â |
Sufficient | 22 (50) | 23 (52.3) | Â |
Less than sufficient | 22 (50) | 21 (47.7) | Â |
Gravid |  |  | 0.903‡ |
One | 19 (43.2) | 18 (40.9) | Â |
Two | 15 (34.1) | 17 (38.6) | Â |
Three and more | 10 (22.7) | 9 (20.5) | Â |
Parity |  |  | 0.826‡ |
No | 21 (47.7) | 21 (47.7) | Â |
One | 14 (31.8) | 16 (36.4) | Â |
Two and more | 9 (20.5) | 7 (15.9) | Â |
Abortion history |  |  | 1.000§ |
No | 39 (88.6) | 40 (90.9) | Â |
One | 5 (11.4) | 4 (9.1 ) | Â |