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Table 3 Subgroup analysis for the effect of past pulmonary TB history on EQ-5D disutility score

From: Health-related quality of life after pulmonary tuberculosis in South Korea: analysis from the Korea National Health and Nutrition Examination Survey between 2010 and 2018

Subgroup

EQ-5D disutility score

OR (95% CI, P)

P for interaction

Age

 

0.033

 40–49 (n = 1394)

1.57 (1.17–2.11, 0.003)

 

 50–59 (n = 1950)

1.08 (0.87–1.34, 0.499)

 

 60–69 (n = 2184)

1.02 (0.82–1.28, 0.858)

 

 ≥ 70 (n = 1732)

1.00 (0.84–1.19, 0.989)

 

Sex

 

0.815

 Male (n = 4066)

1.10 (0.94–1.28, 0.248)

 

 Female (n = 3194)

1.06 (0.90–1.24, 0.489)

 

Marital status

  

 Married (n = 5948)

1.02 (0.89–1.16, 0.805)

– (Reference)

 Separated (n = 736)

1.30 (1.02–1.66, 0.032)

0.067

 Divorced (n = 391)

1.08 (0.72–1.61, 0.712)

0.908

 Unmarried (n = 185)

1.98 (1.05–3.73, 0.036)

0.006

Income

 

0.856

 Low (n = 1635)

1.06 (0.87–1.29, 0.572)

 

 Intermediate (n = 3683)

1.02 (0.86–1.21, 0.797)

 

 High (n = 1942)

1.08 (0.86–1.35, 0.492)

 

Education

 

0.936

 Elementary (n = 2012)

1.06 (0.89–1.26, 0.506)

 

 Middle/high school (n = 3423)

1.14 (0.97–1.34, 0.110)

 

 College (n = 1825)

0.95 (0.69–1.32, 0.771)

 

Smoking status

 

0.541

 Non-smoker (n = 3803)

1.03 (0.90–1.18, 0.665)

 

 Past smoker (n = 2157)

1.14 (0.90–1.44, 0.276)

 

 Current smoker (n = 1300)

1.11 (0.85–1.45, 0.426)

 

Severe stress

 

0.972

 No (n = 5834)

1.08 (0.95–1.23, 0.248)

 

 Yes (n = 1426

1.05 (0.84–1.30, 0.681)

 

FEV1/FVC

 

0.660

 ≥ 0.7 (n = 5068)

1.10 (0.96–1.26, 0.180)

 

 < 0.7 (n = 2192)

1.03 (0.86–1.25, 0.729)

 
  1. ORs and 95% CI were analyzed using multivariable Poisson regression analysis adjusted for age, sex, BMI, marital status, income, education, smoking status, regular walking, regular muscle exercise, severe stress, depressive disorder, FVC, HTN, DM, and cancer. The variable used to divide subgroups was excluded from the analysis
  2. TB, tuberculosis; OR, odds ratio; CI, confidence interval; BMI, body mass index; FEV1, forced expiratory volume in 1 s; FVC, forced vital capacity; HTN, hypertension; DM, diabetes mellitus