Table 3. Age and deprivation (NZDep 2006) adjusted odds ratios (OR) with 95% confidence intervals (95% CI) for breast cancer biological characteristics for Māori compared with NZ European women.
| Ethnicity | Stage a n = 2733 | Grade b n = 2537 | ER/PR c n = 2673 | HER-2 d n = 2012 | TNBC e n = 1930 | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| OR (95% CI) | p | OR (95% CI) | p | OR (95% CI) | p | OR (95% CI) | p | OR (95% CI) | p | |
| NZ European | Ref | <0.001 | Ref | 0.007 | Ref | 0.539 | Ref | 0.214 | Ref | 0.159 |
| Māori | 1.58 (1.24–2.01) | 1.48 (1.13–1.96) | 1.09 (0.83–1.44) | 1.21 (0.89–1.61) | 0.72 (0.45–1.14) | |||||
a—Stage III & IV compared with stage I & II,
b—Grade II & III compared with grade I,
c—ER and PR negative compared with ER and/or PR positive,
d—HER-2 positive compared with HER-2 equivocal and negative,
e—Triple negative breast cancer (TNBC) compared with non-TNBC.