Research Article

Association between TSH-Receptor Autoimmunity, Hyperthyroidism, Goitre, and Orbitopathy in 208 Patients Included in the Remission Induction and Sustenance in Graves’ Disease Study

Table 1

Characteristics of patients included in RISG1.

AalborgCopenhagenAll

Participants, (%)167 (80.3)41 (19.7)208 (100)
Sex, F/M (% F)138/29 (82.6)38/3 (92.7)176/32 (84.6)0.15
Age years, median (IQR)44 (34–53)47 (36–55)45 (35–53)0.55
Previously hyperthyroid, (%)12 (7.2)**0 (0)12 (5.8)
Smoker, (%)45 (26.9)11 (26.8)56 (26.9)1.00
Estrogen use, (%)29 (21.0)3 (7.9)32 (18.2)0.93
GD in 1st generation relatives, (%)42 (25.3)*11 (26.8)53 (25.5)0.87
Body height cm, median (IQR)168 (163–173)167 (162–172)168 (163–172)0.25
Body weight kg, median (IQR)65.3 (57.8–78.1)60.0 (53.5–68.5)64.5 (57.5–75.9)0.007
BMI kg/m2, median (IQR)23.5 (21.1–26.2)22.0 (19.9–23.8)22.9 (20.8–26.0)0.011
Graves’ orbitopathy, (%)51 (30.5)5 (12.2)56 (26.9)0.018
S-T4 nmol/L, median (IQR)213 (177–269)189 (167–238)201 (175–255)0.086
S-T3 nmol/L, median (IQR)5.5 (4.3–7.5)5.0 (3.5–6.3)5.4 (4.2–7.1)0.021
S-TRAb IU/L, median (IQR) 9.1 (5.1–14)9.7 (5.4–22)*9.1 (5.2–15.2)0.37
S-TPO kU/L, median (IQR)277 (33–2295)230 (30–3600)***266 (30–2717)0.80
Thyroid volume mL, median (IQR)21.1 (15.8–34.3)*16.0 (10.0–24.0)*20.0 (14.5–31.9)<0.001

for comparison between Aalborg and Copenhagen participants using Mann-Whitney test or the Pearson /Fisher’s exact test as appropriate. F: female. M: male. IQR: 25–75% interval. GD: Graves’ disease.
*One value missing.
**Two values missing.
***Three values missing.