Table 4 Hazard ratios (95% confidence intervals) of cardiovascular events per 10/5 mmHg increase in SBP/DBP from 2006 to 2010 among participants with stage 1 hypertension at baseline

From: Stage 1 hypertension defined by the 2017 ACC/AHA Hypertension Guidelines and Risk of Cardiovascular Events: a Cohort Study from Northern China

Outcome

Per 10 mmHg increase in SBP

Per 5 mmHg increase in DBP

Cardiovascular events

 Modela

1.17 (1.12–1.22)

1.20 (1.14–1.26)

 Modela,b

1.17 (1.11–1.23)

1.20 (1.14–1.27)

Myocardial infarction

 Modela

1.11 (0.99–1.24)

1.15 (1.03–1.27)*

 Modela,b

1.13 (1.01–1.27)

1.16 (1.04–1.29)

Cerebral infarction

 Modela

1.17 (1.10–1.24)

1.20 (1.13–1.27)

 Modela,b

1.16 (1.09–1.24)

1.20 (1.13–1.28)

Cerebral hemorrhage

 Modela

1.27 (1.15–1.39)

1.38 (1.22–1.56)

 Modela,b

1.25 (1.12–1.39)

1.35 (1.18–1.55)

  1. SBP systolic blood pressure, DBP diastolic blood pressure
  2. Compared with reference group, *P < 0.05, or P < 0.001
  3. aAdjusted for age (yrs), sex, smoking(never and past, current, ≥1 cigarettes/d), alcohol drinking(never and past, current, ≥1 times/d), exercise (none, occasionally or frequently, ≥1 times/wk), education level (elementary school, high school or above), income level (<1,000 yuan/month and ≥1000 yuan/month), body mass index, fasting blood glucose, total cholesterol, uric acid, and high-sensitivity C-reactive protein
  4. bExcluding 935 participants who were taking antihypertensive drugs