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Table 4 the interaction analysis for prehypertension risk

From: Risk factors for prehypertension and their interactive effect: a cross- sectional survey in China

Variable Interaction analysisb
RERI AP SI
LAPa Family history 1.88(0.25–3.51)3 0.44(0.20–0.69)3 2.37(1.22–4.60)3
LAPa Smoking 1.99(0.04-3.93)3 0.42(0.17-0.67)3 2.16(1.68–4.00)3
Family history Smoking 1.32(−0.60–3.23)4 0.40(0.03-0.77)3 2.37(0.87-6.44)4
  1. a: grouped by cut-off values in Table 2
  2. b: adjust for age, sex, educational level, marital status and monthly income
  3. 3: P<0.05
  4. 4: P>0.05