Table I.
Characteristics of participants in the Childbirth and Health Study 2009.
| Participants | ||
| n = 1111 | % | |
| Parity | ||
| Primipara | 439 | 40 |
| Multipara | 671 | 60 |
| Age | ||
| 18–19 | 18 | 2 |
| 20–24 | 168 | 15 |
| 25–29 | 405 | 36 |
| 30–34 | 328 | 30 |
| 35–39 | 155 | 14 |
| > 40 | 37 | 3 |
| Mean age (yrs) | 29.4 | |
| Education | ||
| Elementary school only | 123 | 11 |
| High school or similar | 291 | 26 |
| Technology or similar Higher education < 4 years | 291 | 26 |
| University > 4 years | 404 | 36 |
| Residence: | ||
| Capital area | 763 | 69 |
| Rural area | 347 | 31 |
| Marital status | ||
| Married/cohabiting | 1032 | 93 |
| Single | 30 | 3 |
| Other | 48 | 4 |