Table 2 Preoperative ptosis characteristics and calculated amount of levator muscle plication in both study groups

Levator function

N

%

N

%

Good

Fair

10

10

50

50

9

11

45

55

0.75^**†

Ptosis (mm)

Mean ± SD

Range

2.33 ± 0.59

1–3

2.48 ± 0.64

1-3.5

0.45^*†

Preoperative MRD1 (mm)

Mean ± SD

Range

1.68 ± 0.59

1–3

1.53 ± 0.64

0.5–3

0.45^*†

Amount of plication (mm)

Mean ± SD

Range

16.98 ± 2.44

12–20

13.48 ± 2.42

9-17.5

< 0.001^*††