Skip to main content

Advertisement

Table 1 Comparison between control and cataract groups

From: Utility of the optical quality analysis system for decision-making in cataract surgery

  Control group Cataract group
  Total p-value CC NC PSC Mixed p-value
N (eyes) 109 67   18 20 9 20  
Age (year) 59.45 ± 10.53 67.34 ± 8.18 <  0.001* 63.39 ± 6.75 66.35 ± 11.34 69.67 ± 8.53 68.15 ± 5.23 <  0.001*
Male: female 33:76 29:38 †0.079 8:10 7:13 4:5 10:10 †0.408
Eye laterality
 Right: left 54:55 34:33 0.877 10:8 12:8 1:8 11:9 0.185
SE (D) −0.01 ± 1.71 − 0.25 ± 3.28 0.522 0.87 ± 1.52 −1.00 ± 3.00 − 1.514 ± 7.36 0.05 ± 0.92 0.062
BCVA (logMAR) 0.08 ± 0.23 0.48 ± 0.41 <  0.001* 0.43 ± 0.46 0.54 ± 0.43 0.68 ± 0.61 0.44 ± 0.47 <  0.001*
MTF 22.14 ± 11.17 11.38 ± 8.13 <  0.001* 15.17 ± 8.94 9.68 ± 5.39 8.48 ± 6.03 10.98 ± 9.65 <  0.001*
OSI 1.75 ± 1.51 6.23 ± 3.75 <  0.001* 2.99 ± 1.35 7.58 ± 3.38 8.82 ± 4.10 6.61 ± 3.70 <  0.001*
Strehl ratio 0.13 ± 0.07 0.08 ± 0.04 <  0.001* 0.09 ± 0.03 0.08 ± 0.03 0.07 ± 0.027 0.08 ± 0.05 <  0.001*
PVA 100% (logMAR) 0.19 ± 0.26 0.55 ± 0.323 <  0.001* 0.36 ± 0.24 0.61 ± 0.30 0.67 ± 0.31 0.59 ± 0.35 <  0.001*
PVA 20% (logMAR) 0.31 ± 0.28 0.62 ± 0.34 <  0.001* 0.48 ± 0.29 0.72 ± 0.26 0.64 ± 0.42 0.62 ± 0.40 <  0.001*
PVA 10% (logMAR) 0.53 ± 0.29 0.83 ± 0.21 <  0.001* 0.78 ± 0.20 0.86 ± 0.18 0.90 ± 0.17 0.85 ± 0.24 <  0.001*
  1. NC nuclear cataract, CC cortical cataract, PSC posterior subcapsular cataract, SE spherical equivalent, BCVA best corrected visual acuity, MTF modulation transfer function, OSI objective scatter index, PVA predicted visual acuity
  2. *statistically significant using Student’s t-test, † the Pearson chi-square test