Table 2.

List of CR Regimens in Rat and Monkey Studies

Category	Rat	Monkey
	Fischer	Rhesus (UW)	Rhesus (NIA)
Age at Test	26-27 months	11-23 years	19-20 years
Number/Diet Group	3-5	33-35	24-26
CR%	30	30	30
Number/Cage	1	1	1
Feeding	ED	ED	ED
Feeding Period	24-25 months	3-9 years	12-13 years
Onset of CR	1 month	8-14 years	11-14 years
Control Diet (kcal/week)	NA	NA	NA
CR Diet (kcal/week)	NA	NA	NA
Age of AHL Onset	20 months	25-31 years	25-31 years
Hearing Test	ABR	ABR, MLR	ABR, MLR, DPOAE
Frequency tested (kHz)	3-12	Click (100-3000)	Click (100-3000)
CR Prevention of AHL	Yes	Yes	No
Reference	[3]	[29, 30, 35]	[31, 34]