Table 3.

Study results from physical health measures, Cohen’s d and findings.

Reference	Outcome measure	Effect size ‘Cohen’s d’	Main findings
Skakkebaek et al. (33)	Testicular pain	–	KS experienced significantly more testicular pain than controls, P < 0.001. KS also experience significantly less physical activity and were heavier than controls, P < 0.001. KS had significantly more comorbidities than controls. P < 0.001
	Physical activity	–
Nielsen and Pelsen (24)	Physical health disorders in the last 10 years	–	There were no significant differences between the XXY and XY groups.
Herlihy et al. (21)	SF1- Health status (poor/fair)	–	KS = 34%, general population = 15% to answering poor/fair to health status.

SF1, short form 1 (61).