Table 2.

Nested ANOVA analysis for the effect of radiation on minisatellite mutation rate

Experiment, source of variation	df	Total number of mutations		Paternal mutations		Maternal mutations
		Fs	P value	Fs	P value	Fs	P value
1 Gy irradiation; 3, 6, and 10 weeks postirradiation (3 groups)
Between groups	2, 24	15.49	0.00005	8.42	0.0017	0.57	0.5740
Between families within groups	24, 133	0.49	0.9772	0.66	0.8828	0.89	0.6141
Control and premeiotic irradiation of 0.5 and 1 Gy (3 groups)
Between groups	2, 38	6.75	0.0031	11.31	0.0001	0.13	0.8745
Between families within groups	38, 211	0.86	0.7105	0.63	0.9537	0.99	0.5000

F_s and P are the sample statistics of F-distribution and probability, respectively. Statistically significant values are in bold.