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Table 2 Adjusted coefficients (and 95% confidence intervals) from the multiple linear regressions for predictors of acute-care costs for cardiometabolic diseases among inpatients aged 45 and over, according to sex

From: Beyond weight: examining the association of obesity with cardiometabolic related inpatient costs among Canadian adults using linked population based survey and hospital administrative data

  (1)
Both sexes
(n=23,295)
(2)
Female
(n=10,800)
(3)
Male
(n=12,495)
eβ 95% CI p-value eβ 95% CI p-value eβ 95% CI p-value
Obesity status
 Living with obesity (ref: Not obese) 0.972 0.926–1.021 0.25 1.030 0.949–1.117 0.48 0.934* 0.876–0.996 0.04
Sex
 Female (ref: Male) 0.900* 0.860–0.942 0.00 --    --   
Age
 Years 1.004* 1.001–1.006 0.00 1.004* 1.001–1.007 0.01 1.003* 1.000–1.007 0.03
Place of residence
 Rural (ref: Urban) 0.927* 0.887–0.969 0.00 0.918* 0.855–0.985 0.02 0.937* 0.889–0.989 0.02
Educational attainment
 Postsecondary (ref: At most secondary) 0.983 0.940–1.029 0.47 0.965 0.903–1.032 0.30 0.998 0.936–1.062 0.95
Fruits and vegetables consumption
 Times consumed daily 1.007 0.998–1.017 0.11 1.002 0.989–1.015 0.73 1.011 0.998–1.023 0.10
Physical activity level
 Moderately active to active (ref: Not active) 0.966 0.923–1.011 0.14 0.961 0.899–1.027 0.24 0.968 0.910–1.029 0.30
Currently smokes tobacco
 Yes (ref: No) 1.042 0.972–1.116 0.25 1.055 0.970–1.148 0.21 1.031 0.933–1.139 0.54
Has diabetes, heart disease, or hypertension
 Yes (ref: No) 1.079* 1.019–1.143 0.01 1.064 0.987–1.148 0.11 1.086* 1.003–1.176 0.04
Year of hospital discharge
 2006/07 (ref: 2005/06) 1.017 0.939–1.102 0.68 1.036 0.926–1.161 0.53 1.008 0.906–1.112 0.88
 2007/08 1.019 0.933–1.112 0.68 1.066 0.923–1.232 0.38 0.988 0.888–1.098 0.82
 2008/09 1.087 0.999–1.183 0.05 1.117 0.990–1.262 0.07 1.073 0.960–1.119 0.21
 2009/10 1.132* 1.043–1.229 0.00 1.209* 1.065–1.372 0.00 1.086 0.978–1.206 0.12
 2010/11 1.109* 1.022–1.204 0.01 1.114* 1.012–1.292 0.03 1.092 0.979–1.217 0.11
 2011/12 1.156* 1.070–1.250 0.00 1.200* 1.059–1.361 0.00 1.132* 1.022–1.254 0.02
 2012/13 1.225* 1.108–1.353 0.00 1.214* 1.085–1.357 0.00 1.243* 1.071–1.443 0.00
  1. Note: *=p<0.05; ref reference group, CI confidence interval. Parameters are estimated from log-linear regressions of the cost of acute-care hospital stays (in constant Canadian dollars), and bootstrap weighted for population representation
  2. Source: 2007–2011 Canadian Community Health Survey linked to 2005/06–2012/13 Discharge Abstract Database