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Table 3 Adjusted changes in Health-Related Quality of Life according to smoking status

From: Impact of smoking on health-related quality of Life after percutaneous coronary intervention treated with drug-eluting stents: a longitudinal observational study

SF-36 Subscale Persisitent smokers
(N = 172)
Never smokers
(N = 351)
Quitters
(N = 126)
P Value
3 Groups Persistent vs Never Persistent vs Quitter Never vs Quitter
6 months-baseline
 Physical functioning 10.72 ± 15.62 15.62 ± 17.71 16.29 ± 16.74 0.003 0.002 0.005 0.703
 Role physical 13.35 ± 50.05 24.66 ± 47.76 26.44 ± 43.18 0.020 0.011 0.019 0.719
 Bodily pain 18.78 ± 24.92 24.19 ± 28.63 19.15 ± 27.60 0.053 0.035 0.910 0.078
 General health −4.86 ± 17.58 0.70 ± 14.57 2.49 ± 15.17 <0.001 <0.001 <0.001 0.268
 PCS 9.50 ± 20.48 16.29 ± 19.91 16.09 ± 18.03 0.001 <0.001 0.004 0.922
 Vitality 5.33 ± 16.09 9.68 ± 16.06 12.24 ± 14.92 0.001 0.003 <0.001 0.121
 Social functioning 5.81 ± 21.19 10.92 ± 20.64 12.25 ± 24.70 0.015 0.011 0.554 0.554
 Role emotional 8.31 ± 52.53 20.29 ± 50.33 19.72 ± 48.02 0.031 0.011 0.054 0.914
 Mental health 7.28 ± 12.06 11.72 ± 15.34 9.72 ± 13.34 0.003 0.001 0.142 0.175
 MCS 6.43 ± 20.00 13.15 ± 19.41 13.23 ± 17.94 <0.001 <0.001 0.003 0.968
1 year-baseline
 Physical functioning 11.87 ± 15.87 17.46 ± 18.25 15.84 ± 17.37 0.003 0.001 0.053 0.183
 Role physical 14.99 ± 50.07 27.38 ± 42.64 24.35 ± 43.83 0.013 0.003 0.076 0.517
 Bodily pain 19.60 ± 27.07 22.54 ± 26.55 20.23 ± 25.66 0.433 0.235 0.840 0.402
 General health −2.34 ± 17.09 0.81 ± 15.94 2.97 ± 16.26 0.017 0.039 0.006 0.203
 PCS 11.03 ± 20.51 17.05 ± 18.20 15.85 ± 18.38 0.003 0.001 0.030 0.539
 Vitality 10.14 ± 16.91 14.72 ± 16.51 13.31 ± 16.97 0.013 0.003 0.106 0.414
 Social functioning 12.87 ± 21.62 14.30 ± 20.03 14.29 ± 25.53 0.760 0.477 0.577 0.994
 Role emotional 11.86 ± 49.76 22.84 ± 50.93 12.98 ± 43.56 0.026 0.017 0.846 0.054
 Mental health 10.79 ± 14.19 13.59 ± 16.15 10.49 ± 14.32 0.053 0.050 0.868 0.052
 MCS 11.41 ± 20.88 16.36 ± 18.66 12.76 ± 17.77 0.013 0.006 0.546 0.070
  1. PCS physical component summary, MCS Mental component summary