Table 4.

Mean percent total hours per month devoted to passive, intellectual, and physical activities, by group and gender

Group	Gender	Percent total hours per month
		Passive		Intellectual		Physical
		Mean	SD	Mean	SD	Mean	SD
Early adulthood
Case	Male	38.6	20.3	36.6	19.0	24.8	17.7
	Female	41.4	20.4	40.6	17.6	18.1	15.3
Control	Male	38.0	17.4	38.3	16.0	23.7	15.7
	Female	42.2	18.4	40.7	17.1	17.1	14.2
Middle adulthood
Case	Male	46.8	19.1	31.6	16.6	21.6	14.8
	Female	52.4	18.6	32.4	15.6	15.2	13.4
Control	Male	44.0	15.1	35.0	14.5	21.1	12.2
	Female	47.3	15.8	35.4	13.2	17.3	11.3

Percent passive, intellectual, and physical may not always sum to 100% because of rounding error.