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Table 2 Demographic, percentages and clinical findings of the subjects in both groups

From: Effect of corneal refractive surgery on accommodative and binocular dysfunctions among civilian pilots in Southwest China

  CRS group Emmetropia group P value
Age (years): 30.33 ± 4.60 (23–35) 29.64 ± 3.77 (23–35) 0.296
Gender (M/F): 106/2 98/1 0.533
Spherical equivalent (D): −0.023 ± 0.52 0.023 ± 0.30 0.268
Diagnosis:
 ADs and BDs 17 (15.7%) 15 (15.2) 0.524
 Asymptomatic CI 8 (7.41%) 7 (7.07%) 0.570
 NBV subjects 83 (76.85%) 77 (77.78%)
 Total 108 (100%) 99 (100%)
Clinical findings
 AA (right eye only, D) 9.65 ± 2.06 9.27 ± 1.78 0.206
 MAF (right eye only, cpm) 12.81 ± 6.93 11.80 ± 6.64 0.434
 BAF (cpm) 12.41 ± 6.44 10.73 ± 5.79 0.068
 MEM (right eye only, D) −0.076 ± 0.55 −0.025 ± 0.50 0.494
 PRA (D) −2.66 ± 1.49 −2.35 ± 1.37 0.122
 NRA (D) 1.87 ± 0.60 1.73 ± 0.60 0.136
Phoria (Δ)
 Near −3.73 ± 4.94 −3.59 ± 5.32 0.505
 Distance −1.56 ± 2.51 −1.53 ± 2.63 0.481
PFV (Near break point) (Δ) 23.00 ± 7.72 22.37 ± 7.72 0.468
NFV (Near break point) (Δ) 20.53 ± 5.39 19.89 ± 4.81 0.246
  1. CRS Corneal refractive surgery, SE Spherical equivalent, ADs Accommodative dysfunctions, BDs Binocular dysfunctions, CI Convergence insufficiency, NBV Normal visual binocular, AA Accommodative amplitude, BAF Binocular accommodative facility, MAF Monocular accommodative facility, MEM Monocular estimated method, NPC Near point of convergence, PFV Positive fusional vergence, NFV Negative fusional vergence, PRA Positive relative accommodation, NRA Negative relative accommodation
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