Table 2 The associations of SBP trajectories with adverse maternal outcomes

Gestational hypertension (n, %)

8 (0.53%)

57 (1.28%)

205 (6.12%)

15 (0.39%)

50 (1.14%)

357 (13.08%)

 Model 1

1.00 (reference)

1.37 (0.58–3.23)

3.35 (1.90–5.93)

16.84 (9.95–28.51)

2.97 (1.67–5.30)

38.91 (23.15–65.39)

 Model 2

1.00 (reference)

1.42 (0.52–3.85)

3.34 (1.72–6.48)

17.25 (9.35–31.80)

2.48 (1.25–4.93)

36.56 (19.90–67.17)

 Model 3

1.00 (reference)

1.70 (0.63–4.63)

1.15 (0.58–2.26)

3.16 (1.66–6.02)

1.07 (0.53–2.14)

5.28 (2.76–10.10)

Preeclampsia/eclampsia (n, %)

10 (0.66%)

28 (0.63%)

30 (0.89%)

25 (0.64%)

46 (1.04%)

43 (1.58%)

 Model 1

1.00 (reference)

1.02 (0.49–2.14)

0.98 (0.57–1.68)

1.40 (0.82–2.38)

1.63 (1.00–2.66)

2.48 (1.51–4.07)

 Model 2

1.00 (reference)

1.37 (0.63–2.95)

1.07 (0.59–1.96)

1.52 (0.84–2.75)

1.72 (0.99–3.00)

2.17 (1.21–3.90)

 Model 3

1.00 (reference)

1.50 (0.69–3.24)

0.81 (0.43–1.55)

0.93 (0.47–1.87)

1.36 (0.76–2.43)

1.23 (0.60–2.53)