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Common functions of antenatal care apps.
| Functions | Common functions, n (%) |
| Health knowledge education | 134 (33.3) |
| Changes during pregnancy record | 104 (25.9) |
| Antenatal care tips | 94 (23.5) |
| Diet recommendations | 88 (21.9) |
| Answers and questions | 37 (9.2) |
| Instant communication | 21 (5.2) |
| Trading platform | 17 (4.2) |
| Disease screening | 11 (2.7) |
| Hospital related | 9 (2.2) |
| Make friends | 5 (1.2) |
