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Table 1 Demographic characteristics and ocular parameters of the participants

From: Comparison of errors in ablation depth calculation after myopic femtosecond laser in situ keratomileusis in patients with different degrees of myopia: a prospective study

Characteristics

Total (n = 55/109)

Myopia

F/H/χ2

p

Low and Moderate (n = 55)

High (n = 45)

Very High (n = 9)

Age (years)

25 (22, 32)

  

IOP (mmHg)

15.64 ± 2.57

16 (14, 18)

15 (14, 17)

18 (14, 18)

1.248

0.536

AL (mm)

24.86 (24.45, 25.63)

24.58 ± 0.71

25.28 ± 0.87

26.29 ± 0.64

23.50

< 0.0001

Pre-BCVA = 20/20 (%)

106 (97.2)

55 (100)

43 (95.6)

8 (88.9)

4.387

0.112

Pre-SE (D)

–6.25 (–5.00, −7.50)

–5.00 (–4.00, −5.50)

–7.00 (–6.50, −7.88)

–9.75 (–9.38, −10.13)

86.73

< 0.0001

  1. Data are presented as mean ± SD or median (interquartile range), compared with chi-square test, one-way analysis of various (ANOVA) or Kruskal–Wallis H tests. IOP Intraocular pressure, AL Axial length, Pre-BCVA Pre-operative best corrected visual acuity, Pre-SE Pre-operative spherical equivalent