Table 4

Determinants of average annual costs of hospitalization (multivariable Gamma Generalized Equations Estimate model with log link)
Males Females
Variables Effect* (95% CI) Effect* (95% CI)
Age (one year) 1.01 (1.00-1.01) 1.01 (1.00-1.01)
WC (10 cm) 0.97 (0.83-1.12) 1.08 (1.02-1.14)
BMI (one unit) 1.01 (0.98-1.04) 0.99 (0.98-1.00)
Hypertensive disease 1.18 (1.08-1.28) 1.21 (1.17-1.26)
Malignant neoplasms 1.25 (1.04-1.51) 1.37 (1.12-1.68)
Respiratory diseases 1.40 (1.10-1.79) 1.24 (1.10-1.38)
Diabetes 0.92 (0.82-1.03) 0.98 (0.90-1.06)
CVDs 1.22 (1.07-1.39) 0.97 (0.89-1.06)
CVDs in cohort members with diabetes** 1.27 (1.14-1.43) 1.35 (1.08-1.69)
Mental disorders 1.06 (0.61-1.85) 1.16 (1.09-1.24)
Diseases of the musculoskeletal system and connective tissue 1.15 (1.04-1.26) 1.45 (1.39-1.51)

* Effect=mean costs ratio, obtained as exponential of model coefficients. Model adjusted for height, educational level, marital status, current cigarette smoking, and alcohol consumption.

** Test for interaction: males p=0.625; females p=0.007.

CI confidence interval, WC waist circumference, BMI body mass index, CVDs cardiovascular diseases.

Migliore et al.

Migliore et al. BMC Public Health 2013 13:544   doi:10.1186/1471-2458-13-544

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