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. 2014 Mar 4;4(3):e003759. doi: 10.1136/bmjopen-2013-003759

Table 2.

Multivariable logistic regression models for identifying individuals controlled and not well controlled

Variable| OR (95% CI) control status
Age mean (SD)
 ≤17 Reference
 18–39 0.56 (0.44 to 0.72)
 40–59 2.19 (1.73 to 2.77)
 ≥ 60 1.19 (1 to 1.42)
Sex n (% female)
 Male Reference
 Female 85 (0.74 to 0.98)
Income n (%)*
 High SES Reference
 Middle SES 1.44 (1.04 to 1.98)
 Low SES 1.90 (1.35 to 2.68)
Healthcare utilisation over 1 year prior to 15 March 2008
 Medical physician *visits n (%)
 0 Reference
 1 0.73 (0.47 to 1.2)
 2 0.82 (0.53 to 1.28)
 ≥3 1.62 (1.162.27)
Emergency department visits (other than resp) n (%)
 0 Reference
 1 1.38 (1.14 to 1.66)
 2 1.46 (1.16 to 1.84)
 ≥3 2.32 (1.94 to 2.8)
Hospitalisation (days)
 0 Reference
 1 2.24 (1.55 to 3.27)
 2 2.88 (1.79 to 4.6)
 3 or more 4.58 (3.36 to 6.22)
Comorbidity n (%)
 Charlson comorbidity index 1.04 (1.01 to 1.08)
Anxiety
  No Reference
 Yes 1.26 (1.05 to 1.52 )

*General practitioner and specialist.

SES, socioeconomic status.