. 2019 May 27;55(5):214. doi: 10.3390/medicina55050214

Table 4.

Quantitative analysis of corneal sub-basal nerve changes during the first visit and follow up.

	HSV Affected Eye n = 79		Contralateral Eye n = 79		Herpes Labialis Group n = 101	Healthy Controls n = 89
	First Visit	Follow up	First Visit	Follow up	Herpes Labialis Group n = 101	Healthy Controls n = 89
CNFD n/mm²	2.5 ± 5.7 ^a,b1	6.5 ± 7.0 ^a,b6,c,e	9.9 ± 7.6 ^a,b1	12.6 ± 10.3 ^a,b6,d	19.1 ± 12.2 ^c,d	15.8 ± 10.8 ^e
CNBD n/mm²	2.7 ± 7.2 ^a,b1	8.1 ± 10.7 ^a,b6,c,e	11.7 ± 13.5 ^a,b1	15.2 ± 16.2 ^a,b6	22.0 ± 20.7 ^c	21.3 ± 24.2 ^e
CNFL mm/mm²	6.3 ± 4.3 ^b1	7.3 ± 4.3 ^b6,c,e	9.6 ± 6.3 ^a,b1,d,f	9.7 ± 4.2 ^a,b6	12.8 ± 5.2 ^c,d	11.9 ± 4.9 ^e,f
CTBD n/mm²	20.1 ± 21.9	22.2 ± 18.5 ^c,e	25.2 ± 20.6 ^a	29.7 ± 25.6 ^a	38.4 ± 31.2 ^c	38.9 ± 34 ^e
	^{a,b1,b6,c,d,e,f}p < 0.05

^a—p value between parameters of the first visit and follow up; ^b1—p value between parameters of HSV affected and contralateral eyes during the first visit; ^b6—p value between parameters of HSV affected and contralateral eyes during follow up by Wilcoxon test; ^c—p value between parameters of HSV affected eye during follow up and herpes labialis group; ^d—p value between parameters of contralateral eye during follow up and herpes labialis group; ^e—p value between parameters of HSV affected eye during follow up and healthy controls; ^f—p value between parameters of contralateral eye during follow up and healthy controls by the Mann-Whitney test.