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Table 2 Crude and adjusted prevalence ratio (PR) of sociodemographic characteristics, medical history and behaviour associated with meeting the physical activity recommendation

From: Correlates, facilitators and barriers of physical activity among primary care patients with prediabetes in Singapore – a mixed methods approach

Characteristic Crude PR (95% CI) Adjusted PR+ (95% CI)
Sociodemographic characteristics
 Sex
  Female Referent
  Male 1.18 (1.07–1.31) 1.21 (1.09–1.34) #
 Ethnicity
  Chinese Referent
  Malay 0.92 (0.77–1.10) 0.99 (0.82–1.18)
  Indian 0.82 (0.61–1.08) 0.85 (0.71–1.02)
  Others 0.59 (0.24–1.45) 0.77 (0.35–1.67)
 Marital status
  Single Referent
  Married 1.19 (0.93–1.52) 0.99 (0.78–1.25)
 Highest education level
  No formal education Referent
  Primary 1.54 (0.66–3.59) 1.33 (0.62–2.84)
  Secondary 1.65 (0.72–3.80) 1.42 (0.67–3.01)
  Post-secondary 2.01 (0.87–4.62) 1.80 (0.86–3.77)
 Housing type*^
  1–3 room public housing Referent
  4–5 room public housing 1.20 (1.09–1.33) 1.19 (1.07–1.31) #
  Executive flat/private property 1.32 (1.10–1.59) 1.26 (1.06–1.50) #
 Current work status
  Currently working Referent
  Not working 0.99 (0.91–1.08) 0.96 (0.85–1.08)
 Age in years 1.00 (0.99–1.00) 0.99 (0.98–1.00)
Medical history
 Type of prediabetes
  Impaired fasting glycaemia Referent
  Impaired glucose tolerance 1.01 (0.94–1.09) 1.01 (0.94–1.08)
 History of osteoarthritis
  No Referent
  Yes 0.70 (0.53–0.94) 0.75 (0.59–0.96) #
 Years with prediabetes 1.02 (0.99–1.04) 1.01 (0.99–1.03)
Behaviour
 Having family members/friends to exercise with
  No Referent
  Yes 1.62 (1.41–1.86) 1.57 (1.38–1.78) #
 Number of hours spent sitting or reclining daily* 0.97 (0.95–0.98) 0.96 (0.94–0.98) #
  1. * Contained missing numbers (housing type, 2; and number of hours spent sitting or reclining daily, 1)
  2. + The aPR of the variables that were not significant at the 5% level was obtained by incorporating that particular variable in the final multivariable model
  3. # These variables were significant at the 5% level and were included in the final multivariable model using the backward stepwise approach
  4. ^ The p value for trend was 0.02