You are viewing the site in preview mode

Skip to main content

Advertisement

Table 3 Maternal characteristics and clinical factors associated with early- and late-onset preeclampsia

From: Population-based trends and risk factors of early- and late-onset preeclampsia in Taiwan 2001–2014

Characteristics Ongoing pregnancies at 20 weeks Early-onset preeclampsia Ongoing pregnancies at 34 weeks Late-onset preeclampsia
n = 2,884,347 n = 13,883 Rate per 1000 (95% CI) n = 2,814,742 n = 18,909 Rate per 1000 (95% CI)
Age at delivery
 15–24 525,457 1305 2.48 (2.35–2.62) 513,581 2447 4.76 (4.58–4.95)
 25–34 1,956,147 8688 4.44 (4.35–4.53) 1,914,210 12,155 6.35 (6.24–6.46)
 35–55 402,743 3890 9.66 (9.36–9.96) 386,951 4307 11.13 (10.8–11.5)
Number of prior 20 weeks births (parity)
 0 1,938,341 9559 4.93 (4.83–5.03) 1,893,197 14,611 7.72 (7.59–7.84)
  ≥ 1 946,006 4324 4.57 (4.43–4.71) 921,545 4298 4.66 (4.52–4.80)
Place of residence
 Urban 1681,534 7988 4.75 (4.65–4.85) 1,641,570 11,169 6.8 (6.68–6.93)
 Suburban 826,656 4368 5.28 (5.13–5.44) 806,062 5645 7 (6.82–7.19)
 Rural 192,141 1027 5.35 (5.02–5.67) 186,732 1403 7.51 (7.12–7.91)
 Unknown 184,016 500 2.72 (2.48–2.96) 180,378 692 3.84 (3.55–4.12)
Income levels
 Quintile 1 558,314 2689 4.82 (4.63–5.00) 542,450 3825 7.05 (6.83–7.27)
 Quintile 2 516,131 2560 4.96 (4.77–5.15) 503,177 3441 6.84 (6.61–7.07)
 Quintile 3 566,360 3097 5.47 (5.28–5.66) 553,016 4140 7.49 (7.26–7.71)
 Quintile 4 527,626 2508 4.75 (4.57–4.94) 516,050 3499 6.78 (6.56–7.01)
 Quintile 5 540,007 2554 4.73 (4.55–4.91) 527,737 3351 6.35 (6.13–6.56)
 Unknown 175,909 475 2.7 (2.46–2.94) 172,312 653 3.79 (3.50–4.08)
Acute Coronary syndrome
 No 2,878,429 13,809 4.8 (4.72–4.88) 2,809,040 18,854 6.71 (6.62–6.81)
 Yes 5918 74 12.5 (9.66–15.4) 5702 55 9.65 (7.10–12.2)
Chronic ischemic heart disease
 No 2,877,398 13,767 4.78 (4.70–4.86) 2,808,117 18,801 6.7 (6.60–6.79)
 Yes 6949 116 16.69 (13.7–19.7) 6625 108 16.3 (13.2–19.4)
Stroke
 No 2,877,911 13,792 4.79 (4.71–4.87) 2,808,569 18,824 6.7 (6.61–6.80)
 Yes 6436 91 14.14 (11.2–17.0) 6173 85 13.77 (10.8–16.7)
Diabetes mellitus
 No 2,856,198 13,164 4.61 (4.53–4.69) 2,788,463 18,256 6.55 (6.45–6.64)
 Yes 28,149 719 25.54 (23.7–27.4) 26,279 653 24.85 (22.9–26.8)
Chronic hypertension
 No 2,862,222 11,671 4.08 (4.00–4.15) 2,796,074 17,471 6.25 (6.16–6.34)
 Yes 22,125 2212 99.98 (95.8–104) 18,668 1438 77.03 (73.0–81.0)
Hyperthyroidism
 No 2,813,030 13,316 4.73 (4.65–4.81) 2,745,618 18,231 6.64 (6.54–6.74)
 Yes 71,317 567 7.95 (7.30–8.60) 69,124 678 9.81 (9.07–10.5)