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Table. 3 Studies reporting the modulation transfer function (MTF) cut-off frequency and Strehl ratio using the OQAS device

From: In vivo optical quality of posterior-chamber phakic implantable collamer lenses with a central port

Authors MTF cut-offfrequency (cpd) Strehl ratio
Kamiya et al. [10] 26.21 ± 8.32 0.16 ± 0.04
Park et al. [13] 33.42 ± 9.20 0.19 ± 0.06
Miao et al. [14] 37.64 ± 9.74 0.21 ± 0.06
Liu et al. [15] 26.39 ± 12.08 0.15 ± 0.06
Niu et al. [18] 40.65 ± 7.31 NR
Zhang et al. [21] 31.29 ± NR 0.18 ± NR
Baptista et al. [22] 26.91 ± 9.2 NR
Chen et al. [23]a 37.00 ± 7.9637.89 ± 10.80 0.21 ± 0.050.20 ± 0.06
Aruma et al. [24] 36.60 ± 9.39 0.20 ± 0.06
  1. cpd cycles per degree; NR not reported;
  2. a: baseline values with (top) and without brimonidine (bottom)