Table 2 Average CET in 0–1.0 mm, 1.0–2.5 mm, and 2.5–3.0 mm areas (μm)

Preop

55.06 ± 0.82

54.42 ± 0.75

53.46 ± 0.60

Short-term postop

51.18 ± 1.05^a1,R = 93.0%

49.38 ± 0.70^b1,R = 90.7%

51.29 ± 0.59^c1,R = 95.9%

Mid-term postop

50.59 ± 0.76^a2,R = 91.9%

50.23 ± 0.57^b2,R = 92.3%

54.36 ± 0.66^c2,R = 101.7%

Long-term postop

50.35 ± 0.82^a3,R = 91.4%

49.81 ± 0.69^b3,R = 91.5%

53.78 ± 0.91^c3,R = 100.6%

P(compared with preop)

P^a1 = 0.005

P^b1 = 0.000

P^c1 = 0.025

P^a2 = 0.000

P^b2 = 0.000

P^c2 = 1.000

P^a3 = 0.000

P^b3 = 0.000

P^c3 = 1.000