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Table 1 Characteristics and lung function measures of the study sample, overall and separately for men and women

From: Adiposity markers and lung function in smokers: a cross-sectional study in a Mediterranean population

Variables

Men (n = 386)

Women (n = 352)

All (n = 738)

Sociodemographic

Age, years

52.87 ± 8.23

48.90 ± 7.39

50.98 ± 8.08

Marital status, n (%)

 Married

299 (77.5)

226 (64.2)

525 (71.1)

 Widower

3.0 (0.8)

19 (5.4)

22 (3.0)

 Single

46 (12.0)

39 (11.1)

85 (11.6)

 Separated/Divorced

35 (9.1)

66 (18.9)

101 (13.8)

Social classa, n (%)

 High

62 (16.1)

51 (14.5)

113 (15.4)

 Medium

176 (46.0)

148 (42.0)

324 (43.9)

 Low

145 (37.6)

151 (42.9)

296 (40.1)

Medical history, n (%)

 Diabetes mellitus

49 (12.7)

18 (5.1)

67 (9.1)

 Dyslipidaemia

115 (29.8)

64 (18.2)

179 (24.3)

 Hypertension

112 (29.0)

68 (19.3)

180 (24.4)

 Cardiovascular disease

18 (4.7)

4 (1.1)

22 (3.0)

 Central obesity

72 (18.6)

92 (26.1)

164 (22.2)

Health habits

 Alcohol consumption, standard drink/week

7 (0–9)

0 (0–2)

1 (0–9)

 Physical activity, hours/week

2.42 ± 0.26

2.20 ± 0.19

2.31 ± 0.16

Smoking

 Start smoking age, years

17.10 ± 4.73

18.71 ± 6.44

17.87 ± 5.65

 Current consumption, cigarettes/day

20.72 ± 11.94

17.63 ± 9.30

19.25 ± 10.87

 Cumulative consumption, pack-years

36.77 ± 23.55

26.96 ± 16.62

32.09 ± 21.10

Anthropometric and body composition

 Weight, kg

80.38 ± 13.46

66.82 ± 14.15

73.92 ± 15.36

 Height, cm

170.30 ± 6.93

158.35 ± 6.79

164.61 ± 9.09

 BMI, kg/m2

27.63 ± 0.22

26.65 ± 0.28

27.16 ± 0.17

BMI categorizationb, n (%)

  < 25.0 kg/m2

90 (23.3)

153 (44.5)

243 (32.9)

 25.0–29.9 kg/m2

184 (47.7)

119 (33.8)

303 (41.1)

  ≥ 30.0 kg/m2

102 (26.4)

73 (21.2)

175 (23.7)

 Waist circumference, cm

98.75 ± 10.44

92.27 ± 16.55

96.0 ± 13.73

 Waist-to-height ratio

0.58 ± 0.06

0.59 ± 0.10

0.58 ± 0.82

Lung function parameters

 FVC, % of predicted

89.14 ± 0.84

98.10 ± 0.77

93.49 ± 0.59

 FEV1, % of predicted

90.50 ± 0.96

99.73 ± 0.82

94.93 ± 0.66

 FEV1/FVC ratio (%)

76.13 ± 0.40

78.59 ± 0.35

77.32 ± 0.27

  1. Data are presented as number of patients (%) or mean ± standard deviation or median ± range depending on the type of variable
  2. BMI Body mass index, SBP Systolic blood pressure, DBP Diastolic blood pressure, ppm Parts per million, FVC Forced vital capacity, FEV1 Maximum expiratory volume in the first second of a forced exhalation
  3. aAccording to the National Occupational Classification proposed by the Spanish Society of Epidemiology and the Spanish Society of Family and Community Medicine [41]
  4. bAccording to the WHO classifications of body weight [7]