Table 3 General characteristics and homogeneity test between two groups (N = 67)
Characteristics | Categories | Total (N = 67) | Cont. (n = 37) | Exp. (n = 30) | χ2 | p |
|---|---|---|---|---|---|---|
n (%) | n (%) | n (%) | ||||
Age (years) | <  25 | 5 (7.4) | 2 (5.4) | 1 (3.3) | 5.88 | .118 |
(M ± SD: 31.0 ± 4.2) | 25 ~ 29 | 21 (31.3) | 17 (45.9) | 6 (20.0) |  |  |
(range: 23 ~ 44) | 30 ~ 34 | 30 (44.8) | 14 (37.8) | 16 (53.3) |  |  |
|  | ≥ 35 | 11 (16.4) | 4 (10.8) | 7 (23.3) |  |  |
Family type | Couple only | 65 (97.0) | 35 (94.6) | 30 (100.0) | – | .498†|
| Â | With parents | 2 (3.0) | 2 (5.4) | 0 (0.0) | Â | Â |
Education | High school | 6 (9.0) | 5 (13.5) | 1 (3.3) | 2.14 | .344 |
| Â | University | 51 (76.1) | 27 (73.0) | 24 (80.0) | Â | Â |
| Â | Graduate | 10 (14.9) | 5 (13.5) | 5 (16.7) | Â | Â |
Occupation | No | 17 (25.4) | 18 (48.6) | 12 (40.0) | 0.50 | .479 |
| Â | Yes | 50 (74.6) | 19 (51.4) | 18 (60.0) | Â | Â |
Economic status | Middle-low | 10 (14.9) | 6 (16.2) | 4 (13.3) | 0.76 | .684 |
| Â | Middle | 48 (71.6) | 25 (67.6) | 23 (76.7) | Â | Â |
| Â | Middle-high | 9 (13.4) | 6 (16.2) | 3 (10.0) | Â | Â |
Delivery type | NSVD | 48 (71.6) | 23 (62.2) | 25 (83.3) | 3.66 | .056 |
| Â | C-sec | 19 (28.4) | 14 (37.8) | 5 (16.7) | Â | Â |
Baby’s gender | Male | 33 (49.3) | 9 (42.9) | 20 (58.8) | 1.33 | .249 |
| Â | Female | 34 (50.7) | 12 (57.1) | 14 (41.2) | Â | Â |
Birth weight (gm) | 2500-2999 | 18 (26.9) | 10 (27.0) | 8 (26.7) | 1.19 | .552 |
(M ± SD: 3191.5 ± 346.7) | 3000-3499 | 35 (52.2) | 21 (56.8) | 14 (46.7) |  |  |
(range: 2500 ~ 3990) | ≥3500 | 14 (20.9) | 6 (16.2) | 8 (26.7) |  |  |