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Table 5 Predictors of HRQoL in IHD patients

From: Association of health literacy and medication adherence with health-related quality of life (HRQoL) in patients with ischemic heart disease

Characteristics PCS-12
Unadjusted Adjustedǂ
β-coefficients (CI) p values β-coefficients (CI) p values
Health literacy score 0.513 (0.21 to 0.33) 0.0001** 0.383 (0.12 to 0.29) 0.0001**
Adequate − 0.412 (− 13.6 to − 7.7) 0.0001** − 0.196 (− 8.6 to − 1.5) 0.005*
Marginal − 0.08 (− 7.3 to 1.2) 0.163 − 0.016 (− 4.5 to 3.4) 0.783
Inadequate 0.417 (6.9 to 11.9) 0.0001** 0.208 (1.4 to 7.9) 0.005*
Medication adherence score − 0.123 (− 1.8 to 0.008) 0.052 − 0.133 (− 1.7 to − 0.17) 0.018*
High − 0.095 (− 4.6 to 0.59) 0.132 − 0.124 (− 4.9 to − 0.29) 0.027*
Medium 0.006 (− 2.6 to 2.9) 0.924 0.020 (− 2 to 2.9) 0.725
Low 0.110 (− 0.35 to 5.9) 0.081 0.134 (0.58 to 6.3) 0.018*
Time since first episode (years) − 0.042 (− 4.1 to 2) 0.510 − 0.052 (− 3.9 to 1.4) 0.356
History of re-vascularization − 0.115 (− 5.3 to 0.195) 0.069 − 0.008 (− 2.7 to 2.3) 0.889
Type of ischemic condition − 0.076 (− 5.1 to 1.2) 0.230 − 0.076 (− 4.9 to 0.97) 0.190
No. of CVD risk factors − 0.136 (− 3.3 to − 0.16) 0.031* − 0.091 (− 2.6 to 0.252) 0.107
Characteristics MCS− 12
Unadjusted Adjustedǂ
β-coefficients (CI) p values β-coefficients (CI) p values
Health literacy score 0.241 (0.086 to 0.261) 0.001** 0.107 (− 0.053 to  0.207) 0.242
Adequate − 0.224 (− 12.24 to − 3.6) 0.0001** − 0.108 (− 9.1 to 1.53) 0.16
Marginal 0.103 (− 1.8 to 11.6) 0.151 0.049 (− 4.6 to 9.1) 0.505
Inadequate 0.270 (3.9 to 12.7) 0.0001** 0.147 (− 1.2 to 10.3) 0.119
Medication adherence score − 0.175 (− 2.9 to − 0.51) 0.005* − 0.161 (− 2.7 to − 0.4) 0.009*
High − 0.147 (− 7.7 to − 0.68) 0.019* − 0.163 (− 8 to − 1.3) 0.007*
Medium 0.027 (− 2.9 to 4.6) 0.676 0.078 (− 1.8 to 5.5) 0.329
Low 0.151 (0.97 to 9.6) 0.017* 0.136 (0.52 to 9) 0.028*
Time since first episode (Yrs) − 0.096 (− 7.4 to 0.93) 0.127 − 0.107 (− 7.6 to 0.43) 0.080
History of re-vascularization − 0.225 (− 10.5 to − 3.1) 0.0001** − 0.162 (− 8.6 to − 1.2) 0.009*
Type of ischemic condition − 0.009 (− 4.7 to 4) 0.886 − 0.046 (− 5.9 to 2.7) 0.469
No. of CVD risk factors − 0.070 (− 3.4 to 0.95) 0.268 − 0.033 (− 2.7 to 1.5) 0.587
  1. CVD cardiovascular disease, PCS physical component summary, MCS mental component summary
  2. *p ≤ 0.05–0.002, **≤ 0.001–0.0001, ǂ Adjusted for Co-variates; age, gender, marital status, education, area of residence, employment status