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Retrospective Cohort Study
Copyright: ©Author(s) 2026.
World J Psychiatry. Jun 19, 2026; 16(6): 114809
Published online Jun 19, 2026. doi: 10.5498/wjp.v16.i6.114809
Table 1 Statistical details of the participants in the experimental group and control group, n (%)/mean ± SD
Characteristic
CG (n = 64)
EG (n = 64)
Total (n = 128)
Age63.1 ± 7.962.5 ± 8.262.8 ± 8.1
SexMale30 (46.9)32 (50.0)62 (48.4)
Female34 (53.1)32 (50.0)66 (51.6)
Disease typeCOPD40 (62.5)38 (59.4)78 (60.9)
Asthma24 (37.5)26 (40.6)50 (39.1)
Disease duration (years)8.7 ± 5.38.4 ± 5.18.5 ± 5.2
Smoking statusCurrent smoker18 (28.1)20 (31.3)38 (29.7)
Former smoker22 (34.4)24 (37.5)46 (35.9)
Never smoked24 (37.5)20 (31.3)44 (34.4)
Intervention duration (weeks)2.0 ± 0.42.5 ± 0.52.3 ± 0.5


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