Decreased health-related quality of life in disease-free survivors of differentiated thyroid cancer in Korea

Table 1 A comparison of demographic and clinicopathologic characteristics between participants and non-participants

Characteristics	Participants (n = 316)	Non-participants (n = 85)	P value
Age at diagnosis (yr), mean (SD)	41.3 (9.8)	43.5 (10.2)	0.08
Gender
Female (%)	287 (90.8)	78 (91.5)	0.84
Marital status (%)
Married	274/298* (91.9)	55/63^§ (87.3)	0.23
Education (%)
>High school graduate	178/306* (58.2)	34/64^§ (53.1)	0.49
Employment status (%)
Employed	142/307* (46.3)	25/64^§ (39.1)	0.29
Religious (%)
Yes	214/300* (71.3)	42/61^§ (68.9)	0.67
Histology (%)
Papillary carcinoma	308 (97.5)	82 (97.2)	0.89
Follicular carcinoma	8 (2.5)	3 (2.8)
≥ Stage (AJCC6) III (%)	82 (26.5)	29 (33.8)	0.21
RAI, cumulative dose (mCi), mean (SD)	134.1 (101.1)	120.4 (83.3)	0.29
TSH (), mean (SD)	0.5 (5.8)	0.2 (0.6)	0.70
Free T3 ( ), mean (SD)	3.8 (0.9)	3.7 (1.0)	0.36
Time since remission (months), mean (SD)	37.3 (28.8)	38.9 (27.7)	0.70

AJCC6, the American Joint Committee on Cancer 6; RAI, radioactive iodine therapy
* represents number of patients who replied to the specific question.
^§ the timing of data collection for marital status, educational level, employment status and religion of non-participants was not at the time of study but at admission for thyroid surgery or radioiodine treatment.

ISSN: 1477-7525