From: The efficacy of low-dose aspirin in pregnancy among women in malaria-endemic countries
Outcome | Overall | Malaria Negative | Malaria positive | Aspirin ā Malaria Interaction p-value | |||
---|---|---|---|---|---|---|---|
n/N (%) | PR (95% CI) | N w/o outcome | PR (95% CI) | N w/o outcome | PR (95% CI) | ||
DRCĀ DRC | |||||||
āPreterm Delivery | |||||||
āāAspirin | 44/227 (19) | 0Ā·98 (0Ā·68, 1Ā·41) | 14/87 (16) | 1Ā·05 (0Ā·53, 2Ā·10) | 30/140 (21) | 0Ā·96 (0Ā·62, 1Ā·48) | 0.84 |
āāPlacebo | 48/242 (20) | Ā | 13/85 (15) | Ā | 35/157 (22) | Ā | Ā |
Perinatal Mortality | |||||||
āAspirin | 18/227 (8) | 1Ā·37 (0Ā·70, 2Ā·69) | 3/87 (3) | 0Ā·42 (0Ā·11, 1Ā·57) | 15/140 (11) | 2Ā·40 (1Ā·01, 5Ā·72) | 0.035 |
āPlacebo | 14/242 (6) | Ā | 7/85 (8) | Ā | 7/157 (4) | Ā | Ā |
Kenya | |||||||
āPreterm Delivery | |||||||
āāAspirin | 29/329 (9) | 0Ā·95 (0Ā·58, 1Ā·55) | 15/199 (8) | 0Ā·94 (0Ā·48, 1Ā·84) | 14/130 (11) | 0Ā·94 (0Ā·46, 1Ā·92) | 0.99 |
āāPlacebo | 29/313 (9) | Ā | 16/199 (8) | Ā | 13/114 (11) | Ā | Ā |
Perinatal Mortality | |||||||
āAspirin | 17/329 (5) | 0Ā·95 (0Ā·49, 1Ā·83) | 7/199 (4) | 0Ā·78 (0Ā·30, 2Ā·05) | 10/130 (8) | 1Ā·10 (0Ā·45, 2Ā·68) | 0.62 |
āPlacebo | 17/313 (5) | Ā | 9/199 (5) | Ā | 8/114 (7) | Ā | Ā |
Zambia | |||||||
Ā Preterm Delivery | |||||||
āAspirin | 10/168 (6) | 0Ā·76 (0Ā·34, 1Ā·70) | 9/159 (6) | 0Ā·67 (0Ā·30, 1Ā·53) | 1/9 (11) | ā | ā |
āPlacebo | 13/167 (8) | Ā | 13/155 (8) | Ā | 0/12 (0) | Ā | Ā |
Perinatal Mortality | |||||||
āAspirin | 6/168 (4) | 0Ā·50 (0Ā·19, 1Ā·29) | 6/159 (4) | 0Ā·49 (0Ā·19, 1Ā·27) | 0/9 (0) | ā | 1.00 |
āPlacebo | 12/167 (7) | Ā | 12/155 (8) | Ā | 0/12 (0) | Ā | Ā |