Table 1.

Purkinje cell firing behavior in alert Cr^+/+ and Cr^−/− mice

Parameter	Young Cr+/+, n = 81 cells	Young Cr−/−, n = 58 cells	Aged Cr+/+, n = 31 cells	Aged Cr−/−, n = 56 cells
SSf, Hz	66.2 ± 24.5	124.0 ± 45.5†	42.9 ± 19.6	102.4 ± 38.8†
CSf, Hz	0.61 ± 0.3	0.54 ± 0.24	0.52 ± 0.23	0.59 ± 0.23
CSd, ms	9.4 ± 2.3	6.4 ± 1.8†	12.5 ± 3.2	6.3 ± 2.1†
Pause, ms	24.9 ± 6.6	7.9 ± 5.6*	31.4 ± 14.2	5.4 ± 6.1*

CSd, complex spike duration; CSf, complex spike firing rate; SSf, simple spike firing rate. 

^*P < 0.001. 

^†P < 0.0001 as compared to age-matched, wild-type animals; one-way ANOVA.