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Table 1 Demographic characteristics and number of comorbidities

From: Evaluation of health-related quality of life before and after total hip arthroplasty in the elderly in Iran: a prospective cohort study

Variable (n = 161)
Age (year) 69.1 ± 8.55
Gender
Female 119 (73.9)
Male 42(26.1)
Educational status
Illiterate 17 (10.6)
Under diploma 44 (27.3)
Upper diploma 100 (62.1)
Smoking history
Positive 42 (26.1)
Negative 119 (73.9)
BMI (kg/m2) 24.88 ± 4.2
Number of comorbidities
< 2 54 (33.5)
≥ 2 107 (66.5)
  1. BMI body mass index