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Table 2 Factors associated with hypertension among adult urban slum dwellers in Bangladesh

From: Prevalence and determinants of hypertension among urban slum dwellers in Bangladesh

Characteristics

Unadjusted

Adjusted

COR (95% CI)

P

AOR (95% CI)

P

Age in years

 35–44

Ref

 

Ref

 

 45–54

1.81 (1.32–2.49)

 < 0.001

1.64 (1.17–2.28)

0.004

 55–64

2.87 (2.07–3.99)

 < 0.001

2.47 (1.73–3.53)

 < 0.001

 ≥ 65

3.28 (2.18–4.93)

 < 0.001

2.34 (1.47–3.72)

 < 0.001

Gender

 Male

Ref

 

Ref

 

 Female

1.59 (1.24–2.03)

 < 0.001

1.04 (0.71–1.51)

0.856

Level of education

 No formal education

Ref

 

NA

 Primary incomplete

0.85 (0.58–1.22)

0.376

  

 Primary/secondary incomplete

0.97 (0.71–1.32)

0.834

  

 Secondary or higher

0.96 (0.60–1.53)

0.872

  

Occupation

 Unemployed

Ref

 

Ref

 

 Employed

0.52 (0.41–0.67)

 < 0.001

0.73 (0.50–1.06)

0.103

Current marital status

 Married

Ref

 

Ref

 

 Single

1.89 (1.37–2.61)

 < 0.001

1.18 (0.81–1.72)

0.375

Household wealth status a

 Poorest

Ref

 

Ref

 

 Poorer

1.30 (0.81–2.08)

0.273

1.29 (0.79–2.11)

0.310

 Middle

1.15 (0.70–1.89)

0.582

1.16 (0.69–1.97)

0.573

 Richer

2.10 (1.32–3.35)

0.002

1.94 (1.18–3.20)

0.009

 Richest

1.62 (1.00–2.63)

0.052

1.36 (0.80–2.29)

0.251

Locality

 Municipality

Ref

 

NA

 City corporation

1.14 (0.73–1.77)

0.576

  

Current smoker or smokeless tobacco user b

 No

Ref

 

Ref

 

 Yes

0.84 (0.65–1.09)

0.200

0.94 (0.71–1.25)

0.673

Daily sleep hours

 Less than 7 h

1.73 (1.31–2.28)

 < 0.001

1.87 (1.39–2.51)

 < 0.001

 7–9 h

Ref

   

 More than 9 h

1.35 (0.83–2.22)

0.228

1.15 (0.68–1.94)

0.593

Physical activity c

 Inactivity

Ref

 

NA

 Less activity

1.10 (0.82–1.47)

0.536

  

 Moderate to high activity

1.14 (0.78–1.67)

0.485

  

BMI d

 Underweight

0.94 (0.57–1.54)

0.801

1.02 (0.62–1.67)

0.950

 Normal

Ref

 

Ref

 

 Overweight

1.45 (1.04–2.03)

0.029

1.53 (1.09–2.14)

0.014

 Obese

2.38 (1.76–3.22)

 < 0.001

2.34 (1.71–3.20)

 < 0.001

Self-reported diabetes

 No

Ref

 

Ref

 

 Yes

4.18 (2.64–6.64)

 < 0.001

3.08 (1.88–5.04)

 < 0.001

  1. COR: Crude odds ratio, AOR: Adjusted odds ratio, CI: Confidence interval, BMI: Body mass index. NA – not considered that variable in the adjusted model
  2. a Household wealth index was constructed using factor analysis of household-level key socioeconomic variables and categorized into poorest, poorer, middle, richer, and richest based on cut-point values of the wealth score (≤ 20%, 21–40%, 41–60%, 61–80% and > 80%)
  3. b The participants were considered as ‘current smoker or current smokeless tobacco’ user if they consumed tobacco or smokeless tobacco in the past 30 days
  4. c Physical activity was measured through a modified activity questionnaire that comprises routine daily tasks such as commuting, occupational tasks or household activities, and purposeful health-enhancing movements/activities. Participants who did not do any physical activity were classified as inactive; those who spent 75 min of vigorous-intensity physical activity, or 150 min of moderate-intensity physical activity, or an equivalent combination of vigorous- and moderate-intensity activity in a week were categorized as high activity; others were classified as less active
  5. d Body mass index (BMI) was calculated as weight in kg/(height in meter)2 and categorized using Asian cut-off of underweight (BMI < 18.5), normal (18.5–22.9), overweight (23.0–24.9), and obese (≥ 25.0)