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Table 5 Multiple regression analysis on variables potentially predicting BCVA improvement 3 month after surgery

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

  Estimate, logMAR (95%CI) P value
Group 1 (≥90 years old) −0.060(− 0.17 to 0.048) 0.28
Male 0.039(−0.081 to 0.16) 0.52
DM −0.14(− 0.27 to − 0.0053) 0.042*
HT − 0.0087(− 0.11 to 0.095) 0.87
LOCS III (Nuclear Cataract, vs grade 2)
 3 0.25(0.095 to 0.40) 0.0016*
 4 0.42(0.25 to 0.58) < 0.001*
 5 1.03(0.79 to 1.3) < 0.001*
 6 1.8(1.5 to 2.2) < 0.001*
LOCS III (Cortical Cataract, vs grade 1)
 2 0.19(0.014 to 0.36) 0.034*
 3 0.36(0.18 to 0.53) < 0.001*
 4 0.80(0.55 to 1.0) < 0.001*
LOCS III (Posterior Cataract, vs grade 1)
 2 0.22(0.042 to 0.39) 0.015*
 3 0.37(0.21 to 0.53) < 0.001*
 4 0.78(0.58 to 0.98) < 0.001*
 5 1.8(1.3 to 2.3) < 0.001*
  1. CI confidence interval
  2. *Statistically significant P value
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