Table 4: Panel linear regression of the joint effect of birth group and reporting period on rates of hepatitis C virus in males and females.

Sex	Intercept (SD)	Coefficient*	Coefficient’s T (p value)	ρ (rho)	F (p value)
Male	33.60 (8.14)	0.80	2.05 (0.05)	0.66	7.62 (< 0.0001)
Female	16.99 (3.87)	0.48	2.54 (0.02)	0.52	4.33 (0.0002)

Note: SD = standard deviation.
*Fixed-effects single variable (birth group × reporting period) model was fit.