Table.

Demographic data and relative risk of maternal death by marital status, eastern Germany

Variable	Before reunification, 1980-90	After reunification, 1991-6
Demography:
Total No of live births (No and proportion of unmarried women)	2 453 627 (767 619; 31.3%)	532 394 (222 126; 41.7%)
Total No of maternal deaths (No and proportion of cases of unmarried women)	368 (102; 27.7%)	45 (26; 57.8%)
Overall crude maternal mortality ratio per 100 000 live births (95% CI)	15 (13.5 to 16.6)	8.5 (6.3 to 11.3)
Modelling:
Crude relative risk of unmarried v married women (95% CI)	0.84 (0.67 to 1.06)	1.91 (1.06 to 3.45)†
Age adjusted relative risk of unmarried v married women (95% CI)	1.08 (0.85 to 1.36)	2.56 (1.41 to 4.63)‡

CI=confidence interval. 

^†P=0.01 in the χ² test for unequal rate ratios. 

^‡P=0.01 in the likelihood ratio test for interaction between marital status and time period of death.