Influences on rebubble rate in Descemet’s membrane endothelial keratoplasty

Figures & data

Table 1 Donor and patient demographics

Characteristic	Response	Percentage
Donor sex
Male	42	44.7
Female	52	55.3
Patient sex
Male	24	74.5
Female	70	25.5
Burped
Yes	66	70.2
No	28	29.8
Rebubble
Yes	21	22.3
No	73	77.7
Phacoemulsification
Yes	57	60.6
No	37	39.4
Well-centered graft
Yes	81	82.2
No	13	13.8

Table 2 Perioperative statistics (all patients)

Characteristic	Average (SD)
Donation to surgery (days)	6.6 (5.1)
Death to processing (days)	4.4 (2.3)
Death to procurement (minutes)	474.6 (243.8)
Specular cell count density (cells/mm^2)	2,643.94 (283.0)
Postoperative day 1 IOP (mmHg)	22.9 (9.3)
Postoperative week 1 IOP (mmHg)	15.9 (7.8)

Abbreviation: IOP, intraocular pressure.

Table 3 Donor and patient demographics with perioperative statistics with rebubble as outcome variable

Characteristic	Rebubble	Non-rebubble
Patient age (years)	71.5±9.5	70.0±11.2
Donor age (years)	64.7±6.8	63.9±8.0
Patient sex
Male	14	15
Female	7	58
Donor sex
Male	7	17
Female	14	56
Donation to surgery (days)	8.6±9.8	5.9±2.3
Death to procurement (minutes)	481.5±271.8	472.7±362.2
Death to processing (days)	4.61±2.5	4.3±2.2
Specular cell count (cells/mm^2)	2,479.0±282.9	2,691.4±266.5
Postoperative day 1 IOP (mmHg)	19.6±8.2	23.8±9.5
Postoperative week 1 IOP (mmHg)	12.9±6.8	16.8±7.9
Number burped	5 (24)	23 (32)
Phacoemulsification	12 (57)	45 (62)
Well-centered	7 (33)	6 (8)

Note: Data formatted as mean ± SD, n and n (%).

Abbreviation: IOP, intraocular pressure.

Table 4 Logistical regression with rebubble as outcome variable

Characteristic	p-value
Patient age (years)	0.865
Donor age (years)	0.276
Patient sex	0.362
Donor sex	0.326
Donation to surgery (days)	0.347
Death to procurement (minutes)	0.189
Death to processing (days)	0.496
Specular cell count (cells/mm^2)	0.021
Postoperative day 1 IOP (mmHg)	0.106
Postoperative week 1 IOP (mmHg)	0.493
Number burped	0.452
Well-centered graft	0.023
Phacoemulsification	0.512

Abbreviation: IOP, intraocular pressure.