Variables | β | SE | OR(95%CI) | P value |
---|---|---|---|---|
Demographic characteristics | ||||
 Age |  |  |  |  |
   < 30 | Reference | |||
   ≥ 30 | 0.08 | 0.223 | 1.09 (0.70–1.68) | 0.713 |
 Education level |  |  |  |  |
  Primary school | Reference | |||
  Junior middle school or above | −0.70 | 0.277 | 0.50 (0.29–0.85) | 0.011 |
 Occupation (whether there is a job) |  |  |  |  |
  Yes | −0.30 | 0.230 | 0.74 (0.47–1.16) | 0.188 |
  No | Reference | |||
 State of physical health |  |  |  |  |
  Unhealthy | Reference | |||
  Health | −0.30 | 0.258 | 0.74 (0.45–1.23) | 0.253 |
Pregnancy characteristics | ||||
 First child |  |  |  |  |
  Yes | 0.11 | 0.189 | 1.11 (0.77–1.61) | 0.564 |
  No | Reference | |||
 Regular antenatal examination |  |  |  |  |
  Yes | 0.08 | 0.176 | 1.08 (0.76–1.52) | 0.666 |
  No | Reference | |||
 Participate in pregnancy training |  |  |  |  |
  Yes | −0.48 | 0.367 | 0.62 (0.30–1.27) | 0.188 |
  No | Reference | |||
 Taking folic acid |  |  |  |  |
  Yes | −0.53 | 0.207 | 0.59 (0.39–0.89) | 0.011 |
  No | Reference | |||
Family Factors | ||||
 Family economic situation |  |  |  |  |
  With basic living allowance | 0.52 | 0.249 | 1.69 (1.04–2.75) | 0.036 |
  No basic living allowance | Reference | |||
 Once being internal migrant worker |  |  |  |  |
  Yes | 0.67 | 0.328 | 1.95 (1.03–3.71) | 0.041 |
  No | Reference | |||
 Be internal migrant worker (husband) |  |  |  |  |
  Yes | 0.02 | 0.177 | 1.02 (0.72–1.44) | 0.903 |
  No | Reference | |||
 Whether to live with elders |  |  |  |  |
  No living with elders | Reference | |||
  Live with parents-in-law | 0.03 | 0.203 | 1.03 (0.69–1.53) | 0.901 |
  Live with parents | 0.06 | 0.330 | 1.06 (0.55–2.02) | 0.862 |
  Live with parents-in-law and parents | 0.94 | 0.434 | 2.55 (1.09–5.96) | 0.031 |