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Health-related quality of life (HRQoL) of male participants at baseline and at study end, assessed as mean King's Health Questionnaire (KHQ) domain scores. *p < 0.0001, †p < 0.001, ‡p < 0.01, §p ≤ 0.0196; one-sample t-test for significance of difference from zero for change in baseline value; other changes were not statistically significant (p ≥ 0.1033)
