Table 3 RII according to age at death and birth cohort

From: Social inequalities in breast cancer mortality among French women: disappearing educational disparities from 1968 to 1996

  

1968–1974

 

1975–1981

 

1982–1988

 

1990–1996

Period

N a

RII (95% CI)

N

RII (95% CI)

N

RII (95% CI)

N

RII (95% CI)

Age at death

 35–49

31

0.24 (0.06–0.92)

40

1.03 (0.33–3.17)

46

0.92 (0.32–2.63)

76

1.14 (0.51–2.55)

 50–64

114

0.40 (0.20–0.80)

134

0.58 (0.31–1.10)

154

0.82 (0.46–1.48)

177

1.35 (0.78–2.33)

 65 and more

126

0.54 (0.27–1.06)

149

0.55 (0.30–1.03)

161

0.53 (0.29–0.95)

200

1.12 (0.67–1.88)

Birth cohort

 After 1925

12

b

65

1.02 (0.42–2.52)

137

0.93 (0.50–1.73)

286

1.16 (0.75–1.81)

 Before 1925

259

0.44 (0.27–0.70)

258

0.54 (0.34–0.86)

224

0.57 (0.35–0.93)

167

1.26 (0.72–2.22)

  1. RII=Relative Index of Inequality; CI=confidence interval.
  2. aNumber of deaths.
  3. bNot computed because of the small number of deaths.