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Table 1 Difference in measurement data of parameters between True Negative Group and False Positive Group

From: The possible causes for tomography suspect Keratoconus in a Chinese cohort

  Mean ± SD P
TNG FPG
SE −6.28 ± 1.99 −5.86 ± 1.74 0.04
SL −5.78 ± 1.97 −5.40 ± 1.75 0.06
CL −1.00 ± 0.74 −0.93 ± 0.80 0.37
BCVA 1.12 ± 0.10 1.12 ± 0.11 0.64
AUS
 CCT 551.64 ± 23.46 520.18 ± 24.39 < 0.001
Sirius
 HVID 12.04 ± 0.38 11.78 ± 0.37 < 0.001
 AC 45.13 ± 2.33 45.94 ± 2.28 0.001
 MPP 42.80 ± 1.18 43.58 ± 1.44 < 0.001
 ACD 3.28 ± 0.29 3.26 ± 0.25 0.60
 IA 43.98 ± 7.36 44.56 ± 4.72 0.38
 CV 58.81 ± 2.50 56.60 ± 3.00 < 0.001
 ThkMin 550.09 ± 23.42 520.28 ± 25.49 < 0.001
Pentacam
 CCT 554.38 ± 22.38 525.96 ± 25.04 < 0.001
 ThkMin 549.78 ± 22.40 519.73 ± 24.84 < 0.001
 RMin 7.60 ± 0.25 7.48 ± 0.27 < 0.001
Topolyzer
 CD 11.75 ± 0.37 11.53 ± 0.36 < 0.001
  1. SD standard deviation, TNG True Negative Group, FPG False Positive Group, KC keratoconus, SE spherical equivalent, SL Spherical Lens degree, CL Cylinder Lens, BCVA Best corrected VA, AUS A-ultrasound, CCT central corneal thickness, HVID horizontal visible iris diameter, AC Apex Curvature, MPP mean pupil power, ACD anterior chamber depth, IA iridocorneal angle, CV corneal volume, ThkMin minimum thickness, RMin minimum sagittal curvature, CD cornea diameter
  2. *After Levene test, and select corresponding two-tailed P value. Dependent sample t test was used
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