Prevalence and Pattern of Neurocognitive Impairment in Nigerians with Stages 3 to 5 Chronic Kidney Disease

Table 4

Comparison of the mean time taken to complete TMTA and TMTB among the controls and CKD patients.

Variable	Mean time in seconds (SD)	t-value	P value
TMTA
Controls; CKD patients	44.6 (16.7); 102.6 (43.6)	67.848	<0.001
TMTB
Controls; CKD patients	78.3 (28.9); 169.5 (56.0)	27.20	<0.001