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Table 2 New diagnosis of hypertension within one month after inclusion

From: Hypertension in older patients, a retrospective cohort study

SBP (mmHg)

Age (years)

n

New Diagnosis (%)

p for trend

<= 130

60–69

5385

0.5 (0.3–0.7)

0.61

 

70–79

1965

0.6 (0.3–1.1)

 
 

80+

661

0.2 (0.0–0.9)

 

140–159

60–69

4029

3.4 (2.9–4.0)

<0.001

 

70–79

2019

2.5 (1.9–.3.2)

 
 

80+

807

0.7 (0.3–1.6)

 

160–179

60–69

1829

18.2 (16.5–20.0)

<0.001

 

70–79

1028

12.1 (10.2–14.2)

 
 

80+

424

7.1 (5.0–9.9)

 

180–199

60–69

504

34.9 (30.9–39.2)

0.002

 

70–79

392

30.9 (26.5–35.6)

 
 

80+

156

21.2 (15.5–28.2)

 

200+

60–69

142

48.6 (40.5–56.7)

0.24

 

70–79

94

39.4 (30.1–49.5)

 
 

80+

65

41.5 (30.4–53.7)

 
  1. Percentage with Wilson 95 % CI by age group and blood pressure group; p-values for linear by linear association between age groups