DF	SumSq	RSS	AIC	F value	p-value
<none>			1644.0	395.8
log(mean_rec)	1	815.84	2459.8	877.3	591.0427	< 2.2e-16	***
log(mean_inf)	1	42.22	1686.2	424.2	30.5871	3.9e-8	***
log(var_rec)	1	40.52	1684.5	423.0	29.3540	7.3e-8	***
log(var_inf)	1	0.00	1644.0	393.8	0.0028	0.9577
Ninf0	4	760.96	2405.0	844.3	137.8215	< 2.2e-16	***