Table 4. Pearson correlation coefficients for Goldberg scale, BEPSI-K, PHQ-9, and BFI-K when compared with the Korean version of the THYCA-QoL questionnaire.

BEPSI-K, Korean version of brief encounter psychosocial instrument; PHQ-9, nine-item patient health questionnaire; BFI-K, Korean version of brief fatigue inventory; THYCA-QoL, thyroid cancer-specific quality of life; NM, neuromuscular; VO, voice; CT, concentration; ST, sympathetic; TM, throat/mouth; PC, psychological; SE, sensory; SC, problem with scar; CH, felt chilly; THF, tingling hands/feet; GW, gained weight; HA, headachs; SXI, less interest in sex.

^*P < 0.05. ^**P < 0.01. ^a)Multi-item scales. ^b)Single-item scales.