Table 1 Preoperative patient characteristics

Age(y)

 Mean ± SD

15.84 ± 12.60

18.49 ± 13.26

17.06 ± 12.95

<0.001*

 Range

5‒43

5‒45

5‒45

 Eyes (n)

290

248

538

‒

 Sex (%)

52.8

47.2

100

‒

ACD^₮1 (mm)

 Mean ± SD

3.67 ± 0.46

3.60 ± 0.46

3.63 ± 0.46

.573

 Range

2.32‒5.03

2.00‒5.28

2.00‒5.28

CCT^₮2 (um)

 Mean ± SD

543.50 ± 36.12

536.54 ± 38.45

540.24 ± 37.31

.115

 Range

448‒542

472‒532

448‒652

ACA^₸1 (D)

 Mean ± SD

1.95 ± 1.07

2.02 ± 1.06

1.98 ± 1.06

.741

 Range

0.0‒4.4

0.1‒4.8

0‒4.8

PCA^₸2(D)

 Mean ± SD

0.50 ± 0.29

0.47 ± 0.22

0.49 ± 0.26

.631

 Range

0.0‒1.9

0.0‒1.3

0.0‒1.9

TCA^₸3 (D)

 Mean ± SD

2.08 ± 1.24

2.08 ± 1.14

2.09 ± 1.19

.993

 Range

0.2‒8.8

0.2‒5.4

0.2‒8.8

ARMS^§1 (um)

 Mean ± SD

2.81 ± 0.97

2.91 ± 1.02

2.86 ± 0.99

.420

 Range

1.14‒5.32

0.98‒6.69

0.98‒6.69

PRMS^§2 (um)

 Mean ± SD

0.9 ± 0.41

0.93 ± 0.20

0.93 ± 0.33

.253

 Range

0.47‒4.75

0.42‒1.62

0.42‒4.75

TRMS^§3 (um)

 Mean ± SD

2.40 ± 0.87

2.46 ± 0.95

2.43 ± 0.90

0.562

 Range

0.78‒4.55

0.59‒5.81

0.59‒5.81