Table 2 Descriptive statistics (mean ± SD) of WHOQOL-BREF and WHOQOL-OLD, by smoking categories, Uberaba, Brazil

 Physical

61.27

16.39

61.90

17.39

61.53

17.10

0.925

 Psychological

64.82

14.30

67.52

15.54

65.73

15.99

0.156

 Social relationship

70.49

15.34

72.44

14.01

71.17

14.22

0.318

 Environmental

59.81

12.66

61.35

13.89

60.60

14.27

0.543

 Sensory abilities

67.41

23.69

69.86

24.04

68.70

23.45

0.593

 Autonomy

62.80

15.07

65.56

15.76

64.33

15.73

0.233

 Past, present and future activities

66.90

14.04

68.20

15.93

67.38

15.40

0.661

 Social participation

62.70

14.83

65.64

16.86

65.05

16.27

0.232

 Death and Dying

73.03

22.73

73.51

25.03

70.44

26.91

0.204

 Intimacy

65.67

21.96

69.70

19.78

68.06

20.35

0.164