. 2018 Nov 18;100(4):1066–1072. doi: 10.1093/biolre/ioy245

Table 2.

Quantification of ovarian follicle number at different development stages of Per1^m/m; Per2^m/m doubly mutant and control mice (3, 8, 26, 52 weeks old).

Ovarian follicle stages	Ovarian follicle number (3 weeks old)		n (Per1^m/m;Per2^m/m)	n (Control)	P value
	Per1^m/m;Per2^m/m	Control
Ovarian follicle number (3 weeks old)
Primordial	1356.00 ± 307.05	1642.00 ± 634.34	5	5	0.39068631
Primary	162.00 ± 23.61	165.00 ± 53.85	5	5	0.911982313
Secondary	343.00 ± 102.02	337.00 ± 45.36	5	5	0.90731292
Antral	55.00 ± 12.75	53.00 ± 54.15	5	5	0.937904244
Total	1916.00 ± 370.18	2197.00 ± 692.08	5	5	0.446499944
Ovarian follicle number (8 weeks old)
Ovarian follicle stages	Ovarian follicle number (8 weeks old)		n (Per1^m/m;Per2^m/m)	n (Control)	P value
	Per1^m/m;Per2^m/m	Control
Primordial	151.67 ± 80.04	222.00 ± 95.43	9	5	0.185634764
Primary	177.78 ± 57.29	177.00 ± 61.85	9	5	0.98228293
Secondary	211.11 ± 70.70	174.00 ± 86.16	9	5	0.422737236
Antral	91.11 ± 24.21	61.00 ± 25.38	9	5	0.057257555
Total	631.67 ± 172.92	634.00 ± 248.26	9	5	0.984694705
Ovarian follicle number (26 weeks old)
Ovarian follicle stages	Ovarian follicle number (26 weeks old)		n (Per1^m/m;Per2^m/m)	n (Control)	P value
	Per1^m/m;Per2^m/m	Control
Primordial	60.00 ± 43.09	95.91 ± 41.76	11	8	0.085424818
Primary	94.38 ± 51.79	148.18 ± 40.64	11	8	0.021065468
Secondary	72.50 ± 35.36	138.18 ± 24.73	11	8	0.000173887
Antral	41.88 ± 13.61	53.64 ± 32.41	11	8	0.350178113
Total	268.75 ± 103.71	435.91 ± 85.81	11	8	0.001301834
Ovarian follicle number (52-week-old)
Ovarian follicle stages	Ovarian follicle number (52 weeks old)		n (Per1^m/m;Per2^m/m)	n (Control)	P value
	Per1^m/m;Per2^m/m	Control
Primordial	27.14 ± 19.19	51.25 ± 35.87	14	12	0.039192918
Primary	25.00 ± 19.12	52.50 ± 12.88	14	12	0.000299226
Secondary	23.93 ± 11.12	41.67 ± 25.35	14	12	0.026081444
Antral	12.14 ± 7.26	22.50 ± 13.23	14	12	0.018619029
Total	88.21 ± 48.70	167.92 ± 59.29	14	12	0.00095254