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. 2022 Jun 11;8:38. doi: 10.1186/s40942-022-00386-0

Table 2.

Patient and ocular characteristics of eyes achieving post-op BCVA of better than 20/40 or 20/40 or worse

Characteristic All Post-op BCVA > 20/40 Post-op BCVA ≤ 20/40 Odds ratio [95% CI] p-value
Patient characteristics
 Age (years) [IQR] 69.0 [63.8–78.0] 69.0 [62.0–72.0] 69.0 [65.0–78.0] 0.96 [0.83, 1.11] 0.568
 Sex (eyes)
  Female 19 8 11 1.00
  Male 1 1 0
 Ethnicity (eyes)
  White or Caucasian 18 8 10 0.80 [0.29, 2.23] 0.669
  Asian 2 1 1
 Hypertension (eyes)
  Absent 4 3 1 0.20 [0.03, 1.67] 0.136
  Present 16 6 10
 Diabetes mellitus (eyes)
  Absent 11 4 7 2.19 [0.38, 12.62] 0.381
  Present 9 5 4
Ocular characteristics
 Pre-op BCVA [IQR] (ETDRS letters) 57.0 [47.5–63.2] 61.0 [55.0–76.0] 50.0 [20.0–59.5] 1.12 [1.02, 1.23] 0.0131*
 MacTel Disease Stage (eyes)
  Stage 3 3 1 2 1.45 [0.40, 5.29] 0.573
  Stage 4 15 7 8
  Stage 5 2 1 1
OCT findings
 Central foveal EZ break (eyes)
Absent 7 7 0 5.62 × 10–10 [2.89 × 10–10, 1.09 × 10–9]  < 0.001**
Present 13 2 11
 Pre-op central subfield thickness [IQR] (μm) 216 [190–256] 212 [167–233] 221 [194–278] 0.99 [0.97, 1.01] 0.308
Cataract grading
 Nuclear sclerosis (eyes)
  Grade 1 1 0 1 1.71 [0.51, 5.68] 0.383
  Grade 2 13 6 7
  Grade 3 6 3 3
 Cortical cataract (eyes)
  Grade 0 10 6 4 0.74 [0.32, 1.74] 0.491
  Grade 1 2 0 2
  Grade 2 3 1 2
  Grade 3 5 2 3
 PSC (eyes)
  Grade 0 15 7 8 0.93 [0.19, 4.55] 0.930
  Grade 1 3 1 2
  Grade 2 2 1 1

Odds ratio, 95% confidence interval (CI) and p-value of logistic regression with generalized estimating equations for each variable are shown

* denotes a p-value of < 0.05

** denotes a p-value of < 0.01