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Table 1 Overall data and comparison between group 1 (8-mm MMCR with 1-mm tarsectomy) and group 2 (8-mm MMCR with 2-mm tarsectomy)

From: Efficacy and predictability of Muller’s muscle-conjunctival resection with different tarsectomy lengths for unilateral blepharoptosis treatment

  All subjects (N = 60)
mean ± SD (range)
Group 1 (N = 32)
mean ± SD (range)
Group 2 (N = 28)
mean ± SD (range)
P value
Age (years) 54.2 ± 16.5 (23–80) 49.0 ± 16.0 (23–77) 60.0 ± 15.3 (28–80) 0.009
Female (%) 75 78.1 71.4 0.55
Preop MRD1 of ptotic eye (mm) 1.23 ± 0.9 (0.53–3.60) 1.58 ± 0.9 (− 0.33–3.60) 0.83 ± 0.8 (− 0.53–2.44) 0.002
Preop MRD1 of healthy eye (mm) 3.21 ± 1.0 (1.30–5.68) 3.10 ± 0.9 (1.56–5.68) 3.34 ± 1.1 (1.30–5.56) 0.327
Postop MRD1 of ptotic eye (mm) 3.38 ± 0.9 (1.71–5.94) 3.24 ± 0.9 (1.81–5.94) 3.54 ± 0.9 (1.71–5.87) 0.194
Postop MRD1 of healthy eye (mm) 3.07 ± 1.0 (1.11–5.94) 3.06 ± 1.1 (1.11–5.94) 3.09 ± 0.9 (1.52–4.95) 0.909
Preop TPS of ptotic eye (mm) 5.36 ± 1.4 (2.25–10.15) 4.88 ± 1.3 (2.25–8.36) 5.91 ± 1.4 (3.48–10.15) 0.007
Preop TPS of healthy eye (mm) 3.20 ± 1.3 (0.56–6.80) 3.12 ± 1.5 (0.56–6.80) 3.29 ± 1.2 (1.05–6.65) 0.639
Postop TPS of ptotic eye (mm) 3.06 ± 1.2 (0.69–7.10) 3.04 ± 0.9 (1.53–5.94) 3.09 ± 1.5 (0.69–7.10) 0.867
Postop TPS of healthy eye (mm) 3.33 ± 1.3 (0.45–6.88) 3.27 ± 1.4 (0.45–6.79) 3.40 ± 1.3 (1.28–6.88) 0.711
Change in MRD1 (mm) 2.15 ± 0.8 (0.46–3.82) 1.66 ± 0.6 (0.46–3.82) 2.72 ± 0.6 (1.54–3.79) < 0.001
Postop MRD1 difference within 1 mm between two eyes (%) 88.3 90.6 85.7 0.554
  1. For data involving TPS, group 1 and 2 had 30 and 26 subjects respectively
  2. MRD1 Marginal reflex distance 1, Preop Preoperative, Postop Postoperative, TPS Tarsal platform show
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