Research Article
The Effects of Interpregnancy Intervals and Previous Pregnancy Outcome on Fetal Loss in Rwanda (1996–2010)
Table 3
Binary logistic coefficients on the risk of pregnancy loss in Rwanda (pooled data 2000, 2005, and 2010).
| Log likelihood = −3038.95 | LR (19) | | 642.2 | Prob. > | | 0.000 | Pseudo | | 0.096 |
| Variable names | | | | Exp() |
| Previous pregnancy outcome and IPI | | | | | Previous live birth and IPI ≥25 and ≤59 months (Ref.) | 6,740 | | | | Pregnancy termination | | | | | IPI ≥3 months | 161 | 1.303 | | 3.680 | IPI ≥4 months and ≤12 months | 381 | 0.974 | | 2.648 | IPI ≥13 months and ≤24 months | 225 | 0.663 | | 1.940 | IPI ≥25 months | 149 | 0.102 | | 1.107 | Previous infant death | | | | | IPI ≤12 months | 662 | −0.014 | | 0.986 | IPI ≥13 months and ≤24 months | 582 | −0.401 | | 0.670 | IPI ≥25 months | 513 | 0.257 | | 1.292 | Previous surviving live birth | | | | | IPI ≤12 months | 1,594 | −0.410 | | 0.664 | IPI ≥13 months and ≤24 months | 5,580 | −0.083 | | 0.920 | IPI ≥60 months | 1,314 | 0.494 | | 1.639 | Primigravida | 3,631 | 0.400 | | 1.492 | Age of mother at the latest conception | | | | | 21 to 35 years (ref.) | 14,677 | | | | 20 years and younger | 2,075 | −0.199 | | 0.819 | 36 years and older | 4,780 | 0.843 | | 2.323 | Pregnancy timing | | | | | Wanted (ref.) | 9,368 | | | | Untimed (later) | 4,116 | −0.108 | | 0.898 | Unwanted (no more) | 2,786 | −0.751 | | 0.472 | Unknown/vague answer | 5,262 | 1.308 | | 3.698 | Place of residence | | | | | Rural (ref.) | 17,407 | | | | Urban | 4,125 | 0.217 | | 1.243 | Year of interview | | | | | 2000 (ref.) | 6,383 | | | | 2005 | 6,816 | −0.117 | | 0.889 | 2010 | 8,333 | −0.259 | | 0.772 | Constant | | −4.004 | | 0.018 |
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Significance: <0.05, <0.01, and 0.001. Sources: RDHS 2000, RDHS 2005, and RDHS 2010.
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