Efficacy and Safety of Modified Seamless Endoscopic Dacryocystorhinostomy in Patients with Chronic Dacryocystitis

Table 1

Demographic and clinical characteristics of patients who underwent modified and routine endoscopic dacryocystorhinostomy.

	Number	Age (years)	Gender (male/female)	Durationof disease (years)	OS	OD	Lacrimal sac volume (ml)
Modified group	32	51.3 ± 14.2	9/23	7.8 ± 2.9	18	14	0.62 ± 0.08
Routine group	22	48.5 ± 12.1	5/17	7.3 ± 2.5	14	9	0.59 ± 0.07
	t/χ^2	0.755	0.198	0.658	0.117	1.423	0.755
	P	0.454	0.657	0.514	0.732	0.161	0.454