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Table 3 Hypertension associated factors and corresponding multivariate odds ratios in Ouagadougou adult population a

From: Differences in hypertension between informal and formal areas of Ouagadougou, a sub-Saharan African city

Characteristics

N (% HT)

Unadjusted

Adjusted

OR (95% CI)

Pvalue

OR (95% CI)

Pvalue

Age, y

18-24

368 (2.7)

1

 

1

 

25-34

485 (4.1)

1.5 (0.7-3.3)

0.27

1.7 (0.8-3.7)

0.21

35-44

245 (13.9)

5.8 (2.8-11.9)

< 0.001

6.2 (2.9-13.3)

< 0.001

45-54

291 (24.4)

11.6 (5.8-22.9)

< 0.001

11.1 (5.3-23.1)

< 0.001

55-64

310 (35.5)

19.7 (10.1-38.5)

< 0.001

18.5 (9.0-38.1)

< 0.001

65+

274 (44.2)

28.3 (14.5-55.4)

< 0.001

22.8 (10.9-47.6)

< 0.001

Civil status by sex

Married women

699 (12.7)

1

 

1

 

Unmarried women

394 (29.4)

2.9 (2.1-3.9)

< 0.001

1.7 (1.1-2.4)

0.007

Married men

648 (22.5)

2.0 (1.5-2.7)

< 0.001

1.3 (0.9-1.8)

0.13

Unmarried men

232 (6.5)

0.5 (0.3-0.8)

0.01

1.1 (0.6-2.1)

0.85

Read/Write

Yes

687 (10.8)

1

 

1

 

No

1286 (22.7)

2.4 (1.9-3.2)

< 0.001

1.1 (0.8-1.5)

0.66

Residence

Informal

913 (15.1)

1

 

1

 

Formal

1060 (21.5)

1.5 (1.2-1.9)

< 0.001

1.2 (0.9-1.6)

0.16

Duration of residence in Ouagadougou

Native

479 (11.1)

1

 

1

 

< 10 years

529 (15.3)

1.5 (1.0-2.1)

0.05

1.8 (1.2-2.8)

0.006

≥ 10 years

965 (24.0)

2.5 (1.8-3.5)

< 0.001

1.4 (0.9-1.9)

0.10

Body Mass Index

<18.5

211 (26.1)

1.8 (1.3-2.6)

0.001

1.0 (0.7-1.5)

0.90

18.5 to 24.99

1300 (16.2)

1

 

1

 

25.0 to 29.9

353 (20.4)

1.3 (1.0-1.8)

0.07

1.4 (1.0-2.0)

0.05

≥ 30

109 (25.7)

1.8 (1.1-2.9)

0.01

1.8 (1.1-3.1)

0.02

Smoking status

No

1793 (19.4)

1

 

1

 

Current smoker

180 (10.6)

0.5 (0.3-0.8)

0.004

1.2 (0.7-2.0)

0.61

Alcohol intake

Never

1316 (19.0)

1

 

1

 

Occasionally

490 (13.7)

0.7 (0.5-0.9)

0.008

0.7 (0.5-1.0)

0.05

Frequently

167 (29.3)

1.8 (1.2-2.5)

0.002

1.1 (0.7-1.6)

0.69

Physical activity

Intense

259 (11.2)

1

 

1

 

Moderate

623 (15.1)

1.4 (0.9-2.2)

0.13

1.3 (0.8-2.1)

0.29

Low

1091 (22.3)

2.3 (1.5-3.4)

< 0.001

1.9 (1.2-3.0)

0.005

  1. Abbreviation: OR, odds ratio; CI, confident interval; HT, arterial hypertension.
  2. aadjusted model was fit on the complete data set ( N = 1973 participants) and took the clustering at household level into account.
  3. PValues were obtained by Wald tests.