Research Article

Treated Autoimmune Thyroid Disease Is Associated with a Decreased Quality of Life among Young Persons with Type 1 Diabetes

Table 2

Quality of life assessed using the HRQOL questionnaires, by thyroid disease.

All patientsThyroid disease status-test value
No thyroid diseaseT1D + ABT1D + AITDT1D + AB
versus no thyroid disease
T1D + AITD
versus no thyroid disease

Children’s scores
Generic HRQOL questionnaire
 Overall82.51 (10.81)83.57 (10.47)82.64 (10.93)78.55 (11.17)0.567
 Physical functioning87.93 (10.58)88.47 (10.35)88.91 (10.21)84.45 (11.48)0.7770.051
 Emotional functioning74.43 (18.57)76.67 (18.21)72.75 (18.59)69.20 (18.95)0.161
 Social functioning90.92 (12.53)91.25 (11.19)92.03 (13.24)88.00 (15.43)0.6820.220
 School functioning73.77 (16.12)75.39 (15.64)73.28 (16.79)68.88 (16.03)0.396
Diabetes-specific HRQOL questionnaire
 Overall76.90 (12.24)78.46 (12.25)75.86 (12.15)73.05 (11.56)0.158
 Diabetes symptoms73.29 (13.71)74.76 (14.00)72.77 (12.83)68.87 (13.41)0.318
 Treatment barriers77.60 (17.07)78.71 (17.64)75.85 (16.57)76.49 (15.86)0.2610.452
 Treatment adherence84.82 (13.45)86.96 (12.10)83.15 (15.38)79.92 (13.34)0.082
 Worry73.77 (21.92)75.03 (22.14)73.65 (21.81)69.35 (21.28)0.6810.159
 Communication81.07 (19.79)82.66 (18.70)79.83 (20.42)77.39 (22.30)0.3520.189

Parental scores
Generic HRQOL questionnaire
 Overall78.47 (11.20)79.57 (11.19)77.97 (11.22)75.30 (10.85)0.3500.039
 Physical functioning83.55 (11.79)84.53 (11.37)83.40 (12.84)80.24 (11.11)0.5510.043
 Emotional functioning71.38 (17.07)72.94 (17.60)69.37 (16.18)69.19 (16.39)0.1620.230
 Social functioning86.86 (14.22)87.15 (13.63)88.38 (13.70)83.24 (16.76)0.5570.198
 School functioning69.14 (16.56)70.74 (16.52)67.78 (17.96)65.68 (13.70)0.1930.061
Diabetes-specific HRQOL questionnaire
 Overall74.13 (12.43)75.09 (12.95)72.91 (12.27)72.70 (10.64)0.2510.253
 Diabetes symptoms71.70 (13.15)73.20 (13.53)69.94 (13.04)69.19 (11.37)0.1050.072
 Treatment barriers74.48 (17.62)75.04 (18.12)73.69 (17.42)73.81 (16.44)0.6150.695
 Treatment adherence79.62 (16.11)81.02 (15.22)77.31 (18.70)78.46 (14.27)0.1670.343
 Worry72.12 (22.13)72.43 (22.72)72.36 (22.84)70.53 (23.92)0.9850.630
 Communication76.25 (23.19)75.91 (23.32)76.16 (22.84)77.67 (23.92)0.9440.695

Data are mean (SD).
Test for trend across the categories “no thyroid disease” > “T1D + AB” > “T1D + AITD” significant at < 0.05 and < 0.005.