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. 2020 Dec 9;15:3303–3311. doi: 10.2147/COPD.S275234

Table 1.

Characteristics of the Participants with COPD and nonCOPD, Respectively

COPD (n=528) nonCOPD (n=8184) p
Age (years) 67.1±11.4 56.5±13.6 <0.001
Gender <0.640
 Women 264 (50.0) 4178 (51.1)
 Men 264 (50.0) 4006 (48.9)
Cohabitation status <0.001
 Married/living with partner 282 (53.4) 5939 (72.6)
 Living alone 246 (46.6) 2246 (27.4)
Educational level <0.001
 <10 years 347 (72.6) 4717 (60.5)
 10–12 years 71 (14.9) 1712 (22.0)
 ≥13 years 17 (3.6) 923 (11.8)
 Other educations 43 (8.9) 443 (5.7)
BMI (kg/m2) 26.7±5.82 26.3±4.76 <0.123
Current smoker <0.001
 Yes 196 (37.4) 1552 (19.1)
 No 328 (62.6) 6565 (80.9)
Leisure time physical activity <0.001
 Active 309 (62.2) 6401 (81.6)
 Inactive 188 (37.8) 1443 (18.4)
High alcohol intake <0.001
 Woman 145 (29.9) 1630 (20.7)
 Men 69 (28.3) 767 (19.9)
Sleep disturbance <0.001
 Yes 276 (55.0) 3130 (39.5)
 No 226 (45.0) 4794 (60.5)
Self-reported health <0.001
 Excellent, very good or good 253 (48.7) 6896 (84.8)
 Fair or poor 267 (51.3) 1240 (15.2)
Number of comorbidities 3 (1–4) 1 (0–2) <0.001

Note: Data are presented as numbers (percentages), mean ±SD or median (IQR).