Table 2 Corneal FLD: percentage improvement vs baseline

From: Topical citicoline and vitamin B12 versus placebo in the treatment of diabetes-related corneal nerve damage: a randomized double-blind controlled trial

	Cit-B12	Placebo	P
Month 4	27% ± 23% (+ 63%; − 14%)	26% ± 18% (+ 49%; − 2%)	0.43
Month 8	37% ± 27% (+ 94%; − 9%)	34% ± 30% (+ 98%; − 2%)	0.39
Month 12	21% ± 29% (+ 66%; − 44%)	19% ± 17% (+ 50%; − 4%)	0.40
Month 18	33% ± 26% (+ 88%; − 9%)	15% ± 25% (+ 42%; − 39%)	0.04

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