Table 3. Current weekly energy expenditure in absolute and relative terms to PA.

Weekly energy expenditure		Female (n=440)			Male (n=185)
		POAG (n=238)	Control (n=202)	P	POAG (n=74)	Control (n=111)	P
Values	Absolute (kcal/wk)	1818±513.0	1766±506.1	0.11	2144±602.1	2118±637.7	0.36
	Relative (kcal/kg·wk)	253.5±50.5	261.0±47.4	0.005	255.1±52.6	266.4±53.8	0.08
Duration of PA of varying intensity (h/wk)	1 METs	54.7±13.9	50.5±9.5	0.001	56.7±11.3	51.6±9.8	0.06
	1.5 METs	105.2±17.0	106.0±15.1	0.40	104.1±15.7	105.1±14.3	0.85
	4 METs	6.1±7.7	8.3±10.3	0.0005	4.2±5.4	7.5±8.1	0.003
	6 METs	1.7±4.0	2.5±4.9	0.10	2.1±4.0	2.5±4.8	0.89
	10 METs	0.3±1.3	0.7±3.5	0.15	0.9±2.8	1.3±3.2	0.72

POAG: Primary open angle glaucoma. P: POAG vs Control.

mean±SD