Table 1.

Summary of statistical analyses of touchscreen data.

Testing Stage	Age (weeks)	Performance (% correct)		Time to complete a session		Reaction time (first presentation)		Correction trials (per session)		Number of sessions to reach criterion
sex		M	F	M	F	M	F	M	F	M	F
Stage 1
Acquisition 1	8	p = 0.202	p = 0.119	p = 0.095	p = 0.451	p = 0.253	p = 0.593	p = 0.279	p = 0.146	p = 0.566	p = 0.230
Reversal 1	11	p = 0.137	p = 0.149	p < 0.05 R6/2 slower	p = 0.464	p = 0.248	p = 0.711	p = 0.141	p = 0.445	p = 0.138	p = 0.174
Retention 1	20	p = 0.450	p = 0.136	p = 0.171	p = 0.154	p = 0.931	p = 0.393	p = 0.398	p = 0.523	p = 0.144	p < 0.05 R6/2 better
Stage 2
Acquisition 2	21	p = 0.228	p = 0.452	p = 0.606	p = 0.394	p = 0.629	p = 0.372	p = 0.813	p = 0.422	p = 0.279	p = 0.966
Reversal 2	24	p = 0.201	p = 0.574	p = 0.457	p = 0.154	p = 0.423	p < 0.05 R6/2 faster	p = 0.287	p = 0.436	p = 0.876	p = 0.413
Stage 3
Acquisition 3	36	p = 0.572	p < 0.05 R6/2 better	p = 0.286	p = 0.051	p = 0.286	p < 0.05 R6/2 faster	p = 0.100	p = 0.850	p = 0.338	p = 0.077
Reversal 3	41	p = 0.484	p = 0.176	p = 0.286	p = 0.064	p = 0.244	p = 0.156	p = 0.356	p = 0.604	p = 0.350	p = 0.230
Retention 2	64	p < 0.05 R6/2 worse	p = 0.322	p = 0.307	p = 0.445	p = 0.931	p = 0.393	p- = 0.337	p = 0.523	p = 0.304	p = 0.573
Stage 4
Acquisition 4	81	p = 0.073	p = 0.258	p = 0.083	p = 0.705	p = 0.574	p = 0.199	p < 0.05 R6/2 worse	p = 0.124	p = 0.312	p- = 0.563
Stage 5
Acquisition 5	104	p = 0.068	p = 0.230	p = 0.281	p = 0.712	p = 0.544	p = 0.678	p = 0.069	p = 0.293	p < 0.05 R6/2 worse	p = 0.293