The Impact of Unilateral or Bilateral Cataract Surgery on Visual Acuity and Life Quality of Elderly Patients

Table 1

Clinical characteristics compared in unilateral and bilateral cataract extraction patients.

	Unilateral cataract extraction patients	Bilateral cataract extraction patients	value	Statistical methods
Age (SD) (year)	74.38 (10.82)	72.57 (9.29)	0.477	Independent samples -test
Educational time (SD) (year)	7.88 (3.80)	8.80 (3.60)	0.328	Independent samples -test
Gender (male, female)	66, 87	67, 78	0.594	Pearson chi-square test
Ocular comorbidities (%)	84 (54.9)	80 (55.2)	0.963	Pearson chi-square test
Systemic comorbidities (%)	84 (54.9)	85 (58.6)	0.517	Pearson chi-square test
Surgical complications (%)	10 (6.5)	9 (6.2)	0.907	Pearson chi-square test