From: Prevalence and influence factors of vitamin A deficiency of Chinese pregnant women
Independent variable | Unstandardized coefficient | t-statistic | P value |
---|---|---|---|
Constant | 1.61 | ||
age (years) | −0.01 | −2.34 | 0.02 |
Gestational age (months) | −0.08 | −3.68 | 0.00 |
Region strataa | −0.05 | −2.42 | 0.02 |
Anemia(0 = yes 1 = no) | −0.11 | −2.54 | 0.01 |
Income+ | 0.05 | 2.53 | 0.01 |