Variable | Incidence | Prevalence | ||||||
---|---|---|---|---|---|---|---|---|
No. of inflection points | Period | Annual percentage change* (95% CI) | No. of inflection points | Period | Annual percentage change* (95% CI) | |||
Sex | ||||||||
Female | 1 | 1989–1998 | 7.3 | (3.7 to 11.1)* | 2 | 1989–1991 | 87.5 | (53.1 to 129.6)* |
1998–2010 | 1.3 | (–0.4 to 3.1) | 1991–1999 | 14.2 | (12.8 to 15.5)* | |||
1999–2010 | 4.2 | (3.8 to 4.6)* | ||||||
Male | 0 | 1989–2010 | 3.2 | (2.5 to 3.9)* | 2 | 1989–1992 | 45.8 | (36.6 to 55.5)* |
1992–1998 | 12.2 | (10.5 to 13.9)* | ||||||
1998–2010 | 4.5 | (4.2 to 4.8)* | ||||||
Health region | ||||||||
Mid rural | 0 | 1989–2010 | 2.6 | (1.5 to 3.6)* | 2 | 1989–1991 | 69.6 | (31.7 to 118.4)* |
1991–1998 | 13.2 | (10.8 to 15.7)* | ||||||
1998–2010 | 4.0 | (3.4 to 4.5)* | ||||||
North rural | 0 | 1989–2010 | 5.5 | (4.4 to 6.5)* | 2 | 1989–1993 | 45.0 | (31.1 to 60.4)* |
1993–2001 | 9.0 | (6.8 to 11.4)* | ||||||
2001–2010 | 5.1 | (4.1 to 6.1)* | ||||||
South rural | 0 | 1989–2010 | 3.4 | (2.3 to 4.6)* | 2 | 1989–1992 | 53.1 | (31.9 to 77.7)* |
1992–1998 | 13.6 | (9.9 to 17.4)* | ||||||
1998–2010 | 4.0 | (3.4 to 4.7)* | ||||||
Urban | 0 | 1989–2010 | 3.0 | (2.2 to 3.9)* | 2 | 1989–1992 | 48.1 | (34.3 to 63.3)* |
1992–1999 | 12.0 | (10.2 to 13.9)* | ||||||
1999–2010 | 4.4 | (3.9 to 4.9)* |
Note: CI = confidence interval. *Significantly different from zero at α = 0.001.