Variables | Group C (n = 164, %) | Group AC (n = 161, %) | Group LEA (n = 165, %) | Group AC + LEA (n = 165, %) | P |
---|---|---|---|---|---|
Age (year) | 25.4 ± 3.6 | 26.0 ± 3.3 | 25.9 ± 3.2 | 25.9 ± 3.1 | 0.341 |
Body mass index (kg/m2) | 27.6 ± 1.8 | 27.8 ± 2.0 | 27.7 ± 2.1 | 28.0 ± 2.0 | 0.426 |
Educational background | Â | Â | Â | Â | 0.493 |
 Middle school | 24 (12.2%) | 15 (9.3%) | 17 (10.3%) | 16 (9.7%) |  |
 High school | 83 (50.6%) | 84 (52.2%) | 85 (51.5%) | 80 (48.5%) |  |
 Bachelor or post-graduate | 61 (37.2%) | 62 (38.5%) | 63 (38.2%) | 69 (41.8%) |  |
Family monthly incomes (RMB, Yuan) | Â | Â | Â | Â | 0.056 |
  ≤ 5000 | 7 (4.3%) | 6 (3.7%) | 3 (1.8%) | 3 (1.8%) |  |
 5001–10,000 | 72 (43.9%) | 65 (40.4%) | 60 (36.4%) | 49 (29.7%) |  |
  ≥ 10,000 | 85 (51.8%) | 90 (55.9%) | 102 (61.8%) | 113 (68.5%) |  |
With stable occupation | 112 (68.3%) | 118 (73.3%) | 126 (76.4%) | 131 (79.4%) | 0.117 |
Place of residence | Â | Â | Â | Â | 0.122 |
 City | 59 (36.0%) | 71 (44.1%) | 78 (47.3%) | 85 (51.5%) |  |
 Township | 50 (30.5%) | 48 (29.8%) | 42 (25.5%) | 84 (26.7%) |  |
 Rural | 55 (33.5%) | 42 (26.1%) | 45 (27.2%) | 36 (21.8%) |  |
Marital status | Â | Â | Â | Â | 0.935 |
 Married | 158 (96.3%) | 156 (96.9%) | 161 (97.6%) | 160 (97.0%) |  |
 Single or divorced | 6 (3.7%) | 5 (3.1%) | 4 (2.4%) | 5 (3.0%) |  |
Planned pregnancy | 108 (65.9%) | 112 (69.6%) | 114 (69.1%) | 118 (71.5%) | 0.742 |
History of adverse pregnancy | 32 (19.5%) | 35 (21.7%) | 33 (20%) | 30 (18.2%) | 0.880 |
Gravidity | Â | Â | Â | Â | 0.358 |
 1 | 102 (62.2%) | 105 (65.2%) | 110 (66.7%) | 109 (66.1%) |  |
 2 | 45 (27.4%) | 43 (26.7%) | 37 (22.4%) | 34 (20.6%) |  |
 3 | 11 (6.7%) | 11 (6.8%) | 14 (8.5%) | 12 (7.3%) |  |
 4 | 6 (3.7%) | 2 (1.2%) | 4 (2.4%) | 10 (6.1%) |  |
Attend an obstetric delivery course | 12 (7.3%) | 18 (11.2%) | 13 (7.9%) | 19 (12.7%) | 0.286 |
smoking during pregnancy | 2 (1.2%) | 1 (0.6%) | 3 (1.8%) | 2 (1.2%) | 0.811 |
drinking during pregnancy | 5 (3.0%) | 4 (2.5%) | 7 (4.2%) | 6 (3.6%) | 0.833 |
Medical payment | Â | Â | Â | Â | 0.198 |
 Medical insurance | 113 (54.9%) | 107 (57.1%) | 121 (68.5%) | 126 (76.4%) |  |
 Self-paying | 51 (45.1%) | 54 (42.9%) | 44 (31.5%) | 39 (23.6%) |  |
Maternal comorbidities | Â | Â | Â | Â | 0.343 |
 Hypertension | 0 (0.0%) | 1 (0.6%) | 2 (1.2%) | 2 (1.2%) |  |
 Diabetes | 20 (12.2%) | 26 (16.1%) | 25 (15.2%) | 27 (16.4%) |  |
 Hypothyroidism | 10 (6.1%) | 25 (15.5%) | 15 (9.1%) | 17 (10.3%) |  |
 Anemia | 8 (4.9%) | 6 (3.7%) | 11 (6.7%) | 13 (7.9%) |  |
EPDS score | 6 (5, 7) | 6 (5, 7) | 6 (5, 7) | 6 (5, 7) | 0.152 |