Corneal Nerve Parameter Reference Values for Chinese Adults Assessed by Corneal Confocal Microscopy

Table 1

Demographic characteristics of the participants.

	Age groups (years)
	18-29	30-39	40-49	50-59	60-69	≥70	Total
Number (male/female)	18/15	17/16	16/19	20/25	26/43	23/19	120/137
Height (m)
Weight (kg)
BMI (kg/m^2)
FPG (mmol/L)
HbA1c (%)
Right SNCV (m/s)
Right SNAP (μV)
Left SNCV (m/s)
Left SNAP (μV)

Data are presented as . BMI: body mass index; FPG: fasting plasma glucose; HbA1c: glycated hemoglobin; SNCV: sural nerve conduction velocity; SNAP: sural nerve amplitude.