TABLE 2.

Analysis of variance and broad-sense mutational heritability for each sex separately

Sex	Source	d.f.	MS	F	P	σ2	H2M
24-hr sleep (min)
Female	Line	135	283,453.930	12.73	<0.0001	19,131.40	0.46
	Error	1780	22,265.960	—	—	22,259.10
Male	Line	134	187,512.140	10.94	<0.0001	12,822.00	0.43
	Error	1817	17,146.930	—	—	17,154.60
Nighttime sleep (min)
Female	Line	135	98,108.160	9.93	<0.0001	6,375.90	0.39
	Error	1780	9,875.890	—	—	9,872.30
Male	Line	134	64,305.544	8.71	<0.0001	4,265.00	0.37
	Error	1817	7,381.420	—	—	7,385.20
Daytime sleep (min)
Female	Line	135	80,597.200	11.27	<0.0001	5,217.70	0.42
	Error	1780	7,153.810	—	—	7,152.30
Male	Line	134	54,301.430	11.75	<0.0001	3,663.90	0.44
	Error	1817	4,621.920	—	—	4,622.80
24-hr sleep bout number
Female	Line	135	260.946	6.77	<0.0001	17.55	0.31
	Error	1780	38.539	—	—	38.59
Male	Line	134	186.125	6.12	<0.0001	11.33	0.37
	Error	1817	30.435	—	—	30.43
Nighttime sleep bout number
Female	Line	135	102.779	5.41	<0.0001	6.17	0.24
	Error	1780	19.008	—	—	19.04
Male	Line	134	67.816	5.40	<0.0001	3.96	0.24
	Error	1817	12.554	—	—	12.56
Daytime sleep bout number
Female	Line	135	141.624	8.69	<0.0001	9.11	0.36
	Error	1780	16.289	—	—	16.29
Male	Line	134	61.438	6.04	<0.0001	3.73	0.27
	Error	1817	10.180	—	—	10.18
Average bout length (min)
Female	Line	135	618.703	6.97	<0.0001	38.74	0.30
	Error	1780	88.828	—	—	88.78
Male	Line	134	1,393.964	9.01	<0.0001	92.94	0.38
	Error	1817	154.775	—	—	154.84
Activity per waking minute (counts/min)
Female	Line	135	1.005	8.17	<0.0001	0.0692	0.36
	Error	1780	0.123	—	—	0.1231
Male	Line	134	1.388	6.7	<0.0001	0.0840	0.29
	Error	1817	0.207	—	—	0.2070
Glycogen (μg/fly)
Female	Line	135	215.977	3.29	<0.0001	123.224	0.65
	Error	128	65.596	—	—	67.629
Male	Line	135	108.790	1.85	0.0003	57.769	0.44
	Error	126	58.884	—	—	72.397
Triglycerides (μg/fly)
Female	Line	135	7.169	2.93	<0.0001	4.8649	0.66
	Error	129	2.446	—	—	2.5337
Male	Line	135	1.469	1.34	0.0489	1.2004	0.45
	Error	125	1.096	—	—	1.4578
Protein (μg/fly)
Female	Line	135	19.263	2.25	<0.0001	15.870	0.63
	Error	130	8.561	—	—	9.496
Male	Line	135	5.766	1.54	0.0074	4.373	0.40
	Error	126	3.746	—	—	6.468

MS, mean square. σ², variance component calculated using restricted maximum-likelihood method. H²_M, broad-sense mutational heritability.