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Table 1 Demographic data and Lens Opacities Classification System (LOCS) III cataract grading

From: The Italian Catquest-9SF cataract questionnaire: translation, validation and application

  First eye (n = 106) Second eye (n = 103)
  Without comorbidity (n = 78) With comorbidity (n = 28) Without comorbidity (n = 78) With comorbidity (n = 25)
Male/Femalea 33/45 15/13 30/48 9/16
Age (mean ± SD)b (years) 72.6 (±8.9) 75.0 (±8.6) 75.2 (±9.0) 75.3 (±6.7)
Median nuclear opalescence (range) 4.15 (4.00) 4.95 (5.79) 4.75 (4.90) 4.55 (4.10)
Median nuclear colour (range) 4.05 (4.50) 4.50 (4.50) 4.55 (3.60) 5.00 (4.30)
Median cortical (range) 2.70 (4.00) 2.70 (5.40) 2.85 (4.20) 2.60 (4.00)
Median posterior subcapsular (range) 0.10 (4.80) 1.55 (5.80) 0.10 (4.40) 0.75 (4.60)
  1. Abbreviations: SD = standard deviation; ANOVA = analysis of variance
  2. aFemales and males were not equally distributed across groups (P = 0.004, Chi-square test)
  3. bMean age was comparable across questionnaires (P > 0.05 [ANOVA])