Investigation of the Material Basis Underlying the Correlation between Presbycusis and Kidney Deficiency in Traditional Chinese Medicine via GC/MS Metabolomics

Table 3

Clinical data of patients (Mean ± SEM).

Group	𝑁	Gender	Age (year)	Hearing threshold (dB)
Control group	9	Male 5; Female 4	65.0±1.8	19.7±1.3
Presbycusis group	11	Male 6; Female 5	66.5±2.4	44.7±4.2^∗∗

 ^∗∗𝑃<0.01, as compared to the control group.