From: A reproductive history of mothers with spina bifida offspring-a new look at old issues
Live Births | Spontaneous Abortions | Rate per 1000 Live Births | p value (1) | |
---|---|---|---|---|
State of Arkansas (2) | 36,356 | 930 | 25.58 | ---- |
All mothers (3) | ||||
Pregnancy 1 | 240 | 31 | 129.16 | < 0.0001 |
Pregnancy 2 | 218 | 19 | 87.15 | < 0.0001 |
Pregnancy 3 | 124 | 23 | 185.48 | < 0.0001 |
Pregnancy 4 | 71 | 11 | 154.90 | < 0.0001 |