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Table 1 Characteristics of the enrolled eyes

From: Visual acuity improvement after phacoemulsification cataract surgery in patients aged ≥90 years

  Group 1 (≥90 years old) Group 2 (< 80 years old) P Value
Eyes (patients) 138 152  
Age, Mean ± SD (range) 92.3 ± 2.3 72.3 ± 5.6 < 0.001*
Male/female 40/98 54/98 0.259
Systemic comorbidities
 DM, patients (%) 16(11.6%) 30(19.7%) 0.0761
 HT, patients (%) 92(66.7%) 67(44.1%) < 0.001*
LOCS III Grading (Nuclear cataract)    < 0.001*
 1 0 0  
 2 9 33  
 3 63 88  
 4 49 24  
 5 10 4  
 6 7 3  
LOCS III Grading (Cortical cataract)    0.164
 1 27 12  
 2 58 77  
 3 45 57  
 4 8 6  
LOCS III Grading (Posterior cataract)    0.192
 1 100 100  
 2 13 14  
 3 14 21  
 4 8 15  
 5 3 2  
Preoperative BCVA, logMAR ± SD 0.70 ± 0.60 0.46 ± 0.50 < 0.001*
Postoperative BCVA, logMAR ± SD
 1 month 0.11 ± 0.13 −0.01 ± 0.12 < 0.001*
 3 months 0.11 ± 0.12 − 0.01 ± 0.11 < 0.001*
  1. SD standard deviation
  2. *Statistically significant P values
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