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Table 2 Number of patients, preoperative characteristics, and postoperative visual acuity

From: Catquest-9SF functioning over a decade – a study from the Swedish National Cataract Register

Year Number of patients Female
(%)
Mean age
(years)
2nd eye surgery
(%)
Mean preoperative BCVA operated eye (logMAR) Mean preoperative BCVA better eye
(logMAR)
Ocular co-morbiditya
(%)
Mean post-operative BCVA, operated eye
(logMAR)
2008 845 63.9 75.5 ± 9.1 41.3 0.47 0.22 32.3 0.14
2009 3023 60.3 75.8 ± 9.1 43.0 0.48 0.23 32.8 0.12
2010 3815 61.4 74.5 ± 9.0 40.2 0.49 0.22 35.6 0.12
2011 3514 61.8 74.5 ± 9.1 40.6 0.45 0.21 34.5 0.11
2012 3716 60.6 74.3 ± 8.7 40.0 0.45 0.24 39.0 0.12
2013 3666 60.1 74.0 ± 8.7 41.7 0.43 0.22 39.0 0.10
2014 4601 59.9 74.1 ± 8.6 38.7 0.44 0.20 39.2 0.11
2015 4484 59.4 74.2 ± 8.2 37.1 0.41 0.23 39.5 0.10
2016 4472 59.6 74.2 ± 8.1 36.4 0.41 0.19 36.0 0.10
2017 5312 59.1 74.9 ± 8.1 35.3 0.42 0.19 39.9 0.10
2018 4575 57.9 74.7 ± 7.9 37.7 0.40 0.19 37.4 0.09
P (trend)   P < 0.001b P < 0.001c P < 0.001b P < 0.001c P < 0.001c P < 0.001b P < 0.001c
  1. BCVA = best corrected visual acuity; logMAR = logarithm of the minimum angle of resolution
  2. aOcular comorbidity includes age-related macular degeneration, glaucoma, diabetic retinopathy, and “other” sight- threatening ocular comorbidity
  3. bChi-squared test
  4. cOne-way ANOVA