Short-term evaluation of motor and sensory nerve conduction parameters in COVID-19-associated peripheral neuropathy patients

The Egyptian Journal of Bronchology

Table 4 Correlation of age, CRP value, D-dimer value, and SpO₂ with nerve conduction study results in COVID-19 cases with peripheral neuropathy (n = 20)

	Age		CRP		D dimer		SpO₂
	r	P	R	P	R	P	r	P
MNC amplitude
Median nerve	0.055	0.735	− 0.079	0.629	− 0.143	0.379	0.149	0.358
MNC latency
Median nerve	− 0.089	0.585	0.787	< 0.001*	0.702	< 0.001*	0.619	< 0.001*
MNC velocity
Median nerve	− 0.128	0.431	− 0.049	0.766	− 0.048	0.769	0.008	0.959
SNC amplitude
Median nerve	− 0.007	0.966	− 0.212	0.189	0.113	0.489	0.112	0.492
SNC latency
Median nerve	− 0.003	0.988	0.668	< 0.001*	0.590	< 0.001*	− 0.542	< 0.001*
SNC velocity
Median nerve	0.061	0.710	− 0.082	0.616	− 0.121	0.457	0.328	0.039*
F wave latency
Median nerve	0.137	0.399	0.386	0.014*	0.418	0.007*	− 0.364	0.021*
MNC amplitude
Post-tibial nerve	− 0.300	0.060	− 0.051	0.757	− 0.076	0.642	0.312	0.049*
MNC latency
Post = tibial nerve	− 0.002	0.992	0.611	< 0.001*	0.493	0.001*	− 0.565	< 0.001*
MNC velocity
Post-tibial nerve	− 0.015	0.929	− 0.068	0.676	− 0.212	0.188	0.197	0.223
SNC amplitude
Sural nerve	− 0.149	0.358	− 0.111	0.494	− 0.065	0.690	0.132	0.417
SNC latency
Sural nerve	0.018	0.914	0.624	< 0.001*	0.657	< 0.001*	− 0.640	< 0.001*
SNC velocity
Sural nerve	0.202	0.211	0.004	0.980	0.005	0.978	0.002	0.98
F wave latency
Post-tibial nerve	0.046	0.777	0.544	< 0.001*	0.557	< 0.001*	− 0.446	0.004*

Correlation for variables in the study was determined with spearman’s correlation. r correlation coefficient rho. P value: was significant if < 0.05
CRP C-reactive protein, SpO₂ Saturation of peripheral oxygen, MNC Motor nerve conduction, SNC Sensory nerve conduction