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Rates of adherence between 2 prenatal multivitamin groups, among subjects with nausea and vomiting of pregnancy (NVP) and study completionβ |
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| Prenatal multivitamin groups, differing in iron content |
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| 35 mg iron group (n = 78) |
60 mg iron group (n = 62) |
p-value (chi-squared test) |
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| No. of subjects with NVP (at time of enrolment) |
67 (86%) |
56 (90%) |
0.59 |
| Proportion who started taking assigned prenatal multivitamin |
49/67 (73%) |
44/56 (79%) |
0.63 |
| Proportion who were ≥ 80% adherent.ψ |
17/49 (35%) |
18/44 (41%) |
0.69 |
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βNo significant difference was detected when partial data from subjects who did not complete the study were included. ψ Based on at least 80% pill intake | |||
Nguyen et al. BMC Pregnancy and Childbirth 2008 8:17 doi:10.1186/1471-2393-8-17 |
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