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Table 3 Cox regression-based tests for equality of survival curves

From: Equal access, (Un)equal uptake: a longitudinal study of cataract surgery uptake in older people in England

 

Wald Chi-Square

P-value

Gender

1.59

0.208

Age group

19.84

0.000

Ethnicity

1.57

0.211

Wealth

18.36

0.003

Private insurance

5.70

0.017

IMD

2.12

0.715

Self-reported vision

22.83

0.000

Recommendation

181.22

0.000