Less Expansion of Short-Pulse Laser Scars in Panretinal Photocoagulation for Diabetic Retinopathy

Table 1

Patient characteristics.

	Conventional laser	Short-pulse laser
Number of eyes	6	11
Mean age, years	65.8 ± 8.3	55.0 ± 14.1	0.13†
Male : Female	4 : 2	5 : 3	0.65‡
NPDR : PDR	3 : 3	9 : 2	0.29‡
Duration of follow-up (months)	15.5 ± 3.6	16.6 ± 3.7	0.58†
BCVA (logMAR) pretreatment	0.64 ± 0.41	−0.05 ± 0.12	<0.01†
BCVA (logMAR) posttreatment (12 M)	0.35 ± 0.44	0.00 ± 0.13	<0.05†
Mean CMT pretreatment (μm)	339.6 ± 80.0	266.5 ± 35.4	<0.05†
Mean CMT post- treatment (μm) (12 M)	329.0 ± 81.0	272.1 ± 32.3	0.08†
Phakic eyes : pseudophakic eyes	3 : 3	10 : 1	0.10‡
Number of operators	5	5
STTA	4	2	0.07‡

†Student’s t-test; ‡Fisher’s exact test. NPDR: nonproliferative diabetic retinopathy; PDR: proliferative diabetic retinopathy; BCVA: best-corrected visual acuity; CMT: central macular thickness; STTA: sub-Tenon’s injections of triamcinolone acetonide.