Table 2 Joinpoint analysis of trend of preeclampsia incidence in Taiwan between 2001 and 2014
From: Population-based trends and risk factors of early- and late-onset preeclampsia in Taiwan 2001–2014
Standardised IR, per 1000 births | AAPC | Trend 1 | Trend 2 | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
2001 | 2014 | Year | AAPC (95%CI) | Year | AAPC (95%CI) | |||||
Trend of entire cohort | 11.1 (10.5–11.6) | 16.9 (16.4–17.5) | 3.01 | (1.50 to 4.54)* | 2001–2012 | 1.25 | (0.36 to 2.14)* | 2012–2014 | 13.3 | (2.55 to 25.1) * |
by onset weeks | ||||||||||
< 34 weeks | 4.68 (4.31–5.05) | 8.34 (7.95–8.73) | 3.67 | (1.67 to 5.72)* | 2001–2012 | 0.58 | (− 0.63 to 1.80) | 2012–2014 | 22.5 | (7.50 to 39.6) * |
≥ 34 weeks | 6.56 (6.13–6.98) | 8.86 (8.45–9.27) | 2.21 | (1.51 to 2.91)* | ||||||