Immediate postoperative topical lidocaine gel for the treatment of eye pain following corneal abrasion in descemet membrane endothelial keratoplasty (DMEK) under general anaesthesia: a pilot retrospective analysis

Table 2 Pain scores (burning pain) in cohorts

	Burning pain Awake			Burning pain 10 min			Burning pain 20 min			Burning pain 30 min			Burning pain 40 min			Burning pain leaving
cohort	S	L	Overall	S	L	Overall	S	L	Overall	S	L	Overall	S	L	Overall	S	L	Overall
N	13	15	28	13	15	28	13	15	28	13	15	28	2	3	5	13	15	28
mean	2,08	0,53	1,25	2,31	0,2	1,18	2,23	0	1,04	2,15	0	1	2,5	0	1	2,08	0	0,96
SD	0,862	0,743	1,11	0,751	0,414	1,219	0,725	0	1,232	0,801	0	1,217	0,707	0	1,414	0,76	0	1,17
p-value			< 0.001			< 0.001			< 0.001			< 0.001			0.007			< 0.001

ISSN: 1471-2253