Table 1

Correlations between the CDDS-15 scores and items of interest

Total scoreEmotional burdenRegimen- and social support–related distressPhysician-related distress
CDDS-15 score (means ± SD)40.6 ± 13.217.5 ± 6.417.2 ± 6.15.9 ± 3.2
Age−0.077−0.057−0.089−0.031
Sex−0.086−0.119−0.0950.064
BMI0.147*0.146*0.1240.077
Waist circumference0.174*0.207*0.1240.072
Fasting plasma glucose0.278†0.248†0.261†0.141
HbA1c0.185*0.218†0.177*−0.008
CESD Depression Score0.511†0.574†0.362†0.272†
PHQ-9 Depression Score0.426†0.495†0.288†0.220†
Quality of life (EQ-5D)−0.285†−0.301†−0.229†−0.141
Meal planning0.0190.051−0.0770.120
Exercise−0.013−0.041−0.180−0.060
Self-monitoring of blood glucose−0.046−0.020−0.076−0.004
Foot care0.0600.0900.0000.067
Diabetic retinopathy (yes)−0.56−0.018−0.055−0.090
Coronary heart disease (yes)−0.880.052−0.099−0.068
Stroke (yes)0.0510.0560.0140.073
Use of insulin (yes)−0.063−0.1400.017−0.011
  • *P < 0.05. †P < 0.01.

  • ‡Derived from the SDSCA score: number of days following the recommendations in the past 1 week.