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

Table 2

Partial correlation between CCM measures and clinical variables (adjusted for sex).

	CNFD		CNBD		CNFL
		value		value		value
Age	-0.108	0.084	-0.019	0.759	-0.117	0.062
HbA1c	0.008	0.894	-0.045	0.474	-0.031	0.616
FPG	-0.002	0.979	-0.016	0.799	-0.011	0.855
BMI	0.046	0.464	0.082	0.194	0.017	0.790
Height	-0.023	0.717	0.035	0.578	0.030	0.639
Weight	0.026	0.679	0.089	0.157	0.026	0.677

: partial correlation coefficient; CNFD: corneal nerve fiber density; CNBD: corneal nerve branch density; CNFL: corneal nerve fiber length; HbA1c: glycated hemoglobin; FPG: fasting plasma glucose; BMI: body mass index.