Table 3.
Average Annual Percentage Change (AAPC) of ASR by Demographic Characteristics.
| Characteristics | Overall trend: 2006–2020 AAPC (95%CI) % per year |
|---|---|
| Total* | –0.8 (–2.3, +0.6) |
| Female* | –1.9 (–4.0, +0.1) |
| Male | +0.6 (–0.9, +2.2) |
| < 50 years | –0.9 (–3.8, +1.9) |
| 50–69 years | +1.0 (–1.1, +3.4) |
| 70+ years | +0.5 (–1.2, +2.8) |
| European | +0.1 (–1.4, +1.8) |
| Māori | +3.7 (–0.5, +9.6) |
| Pasifika | +1.9 (–3.9, +10.1) |
| Asian | +1.7 (–1.8, +6.8) |
| Anterior tongue | +1.0 (–0.7, +3.6) |
| Alveolar/Gum | +11.7 (+2.0,+23.5) |
| Floor of Mouth | +3.7 (–6.3, +14.7) |
| Palate/cheek | +2.5 (–19.4, +38.0) |
| Buccal | +2.9 (–6.7, +14.0) |
| Undefined site/Not defined | +2.3 (–17.8, +28.8) |
AAPC, average annual percentage changes; CI, 95% confidence interval; (For total and for females, joinpoint analysis showed more complex trends: see Figure 3 for total trend)