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

Table 2

Differences in frequency of cognitive impairment among CKD patients and controls.

	Cases 𝑛=79 (% with cognitive impairment)	Controls 𝑛=79; (% with cognitive impairment)	𝜒^2 value	P value	Odds ratio	95% CI
CSID	41 (51.9)	2 (2.5)	48.59	<0.001	2.03	1.61–2.56
TMTA	42 (53.2)	0 (0.0)	57.21	<0.001	3.13	2.40–4.09
TMTB	22 (40.0)^♣	0 (0.0)	35.26	<0.001	3.22	2.42–4.25

♣Only 55 patients were able to complete TMTB on account of educational status.