Table 2.

 Numbers and estimated rates and relative risks of severe maternal morbidity in different ethnic groups. Values in parentheses are 95% confidence intervals

Ethnic group	No of women with severe morbidity	Estimated No of maternities	Morbidity risk per 100 000 maternities	Risk difference per 100 000 maternities	Risk ratio
White	505	631 699	80 (73 to 87)	Reference	1.0 (reference)
Indian	18	20 253	89 (53 to 140)	9 (−32 to 50)	1.11 (0.69 to 1.73)
Pakistani	36	30 215	119 (83 to 165)	39 (0.3 to 79)	1.49 (1.06 to 2.09)
Bangladeshi	14	11 145	126 (69 to 211)	46 (−20 to 112)	1.57 (0.92 to 2.67)
Black African	17	9 047	188 (110 to 301)	108 (18 to 197)	2.35 (1.45 to 3.81)
Black Caribbean	46	23 527	196 (143 to 261)	116 (59 to 172)	2.45 (1.81 to 3.31)
Other	50	49 298	101 (75 to 133)	21 (−7 to 50)	1.27 (0.95 to 1.70)
Any non-white	181	143 485	126 (108 to 146)	46 (27 to 66)	1.58 (1.33 to 1.87)
Total	686	775 184	89 (82 to 95)	NA	NA

NA=not applicable