Skip to main content

Table 5 Number and percentages of responses on the Negative QOL item at 4 months (Global Transition item) for different response categories, with effect sizes, mean score changes by response category, and ANOVA tests for linear trend for the ThyPRO

From: Psychometric properties of the thyroid-specific quality of life questionnaire ThyPRO in Singaporean patients with Graves’ disease

Measure Not at all A little Some Quite a bit Very much
Negative QOL 4 months later, Count (%) of responses 20 (47) 16 (37) 1 (2) 3 (7) 3 (7)
Mean change (SD) −21 (27) −8 (33) −50 (0) 0 (25) 33 (58)
Effect size # −13 reference −42 8 41
P-value 0.212 N.A. 0.203 0.696 0.045
  1. Legend: %- Percentage; SD Standard deviation; Effect size takes “A little” as the reference
  2. N.A. Not applicable