Table 4 Tomographic parameters assessed with Pentacam HR in the two study groups.

From: Ocular anterior segment and corneal parameters evaluation in celiac disease

 

Celiac patients

Healthy controls

P-value

Mean ± SD (Range)

Median (IQ Range)

Mean ± SD (Range)

Median

(IQ Range)

K1 front (D)

43.1 ± 1.3

(40.0–47.0)

43.0

(42.4–43.6)

43.3 ± 1.5

(40.8–47.5)

43.2

(42.1–44.2)

0.56a

K2 front (D)

44.1 ± 1.4

(40.7–48.2)

43.9

(43.2–44.8)

44.3 ± 1.5

(41.3–48.8)

44.3

(43.1–45.2)

0.33a

Kmean front (D)

43.6 ± 1.3

(40.4–47.4)

43.6

(42.8–44.3)

43.8 ± 1.5

(41.1–48.2)

43.9

(42.5–44.7)

0.39a

Kmax (D)

44.7 ± 1.5

(41.1–48.7)

44.3

(43.7–45.6)

44.8 ± 1.5

(41.7–49.1)

44.9

(43.7–45.8)

0.40a

K1 back (D)

−6.1 ± 0.2

(−6.7 to −5.6)

−6.1

(−6.3 to −6.0)

−6.2 ± 0.3

(−7.0 to −5.6)

−6.2

(−6.3 to −6.0)

0.82a

K2 back (D)

−6.5 ± 0.2

(−7.2 to −5.9)

−6.4

(−6.6 to −6.3)

−6.5 ± 0.3

(−7.3 to −5.9)

−6.5

(−6.6 to −6.2)

0.92a

Q-value front

−0.32 ± 0.11

(−0.62 to −0.02)

−0.31

(−0.38 to −0.25)

−0.32 ± 0.14

(−0.73 to −0.07)

−0.31

(−0.39 to −0.23)

0.94b

Q-value back

−0.36 ± 0.14

(−0.83 to −0.10)

−0.36

(−0.43 to −0.26)

−0.35 ± 0.14

(−0.64 to −0.09)

−0.34

(−0.46 to −0.22)

0.55b

PD (mm)

3.04 ± 0.54

(2.05–4.49)

3.01

(2.69–3.32)

3.09 ± 0.54

(2.26–4.58)

3.02

(2.71–3.48)

0.72a

PC (μm)

542.2 ± 32.9

(475.0–643.0)

536.0

(520.3–560.3)

538.7 ± 32.1

(434.0–603.0)

541.5

(514.0–561.3)

0.77a

CA (μm)

543.2 ± 32.3

(477.0–645.0)

537.5

(522.8–560.3)

539.8 ± 32.4

(438.0–614.0)

541.0

(514.0–563.5)

0.53b

TP (μm)

537.2 ± 32.7

(471.0–642.0)

532.5

(514.8–557.0)

533.0 ± 32.1

(432.0–603.0)

537.0

(507.0–557.0)

0.54b

CV (mm3)

60.6 ± 3.2

(53.8–67.9)

60.4

(58.6–62.5)

60.3 ± 4.4

(50.2–69.7)

59.6

(57.5–63.1)

0.72c

ACDepi (mm)

3.40 ± 0.34

(2.48–4.08)

3.42

(3.17–3.62)

3.49 ± 0.37

(2.62–4.27)

3.51

(3.20–3.76)

0.15b

ACDendo (mm)

2.86 ± 0.34

(1.97–3.51)

2.86

(2.63–3.08)

2.95 ± 0.37

(2.00–3.76)

2.94

(2.68–3.24)

0.14b

ACV (mm3)

160.7 ± 35.4

(84.0–240.0)

160.0

(134.8–186.3)

168.4 ± 40.4

(82.0–249.0)

166.0

(132.8–193.3)

0.24b

ICA (degrees)

35.0 ± 5.8

(21.6–48.6)

35.0

(31.5–39.5)

35.6 ± 5.9

(21.3–48.0)

36.1

(31.2–39.6)

0.51b

  1. aMann Whitney U test.
  2. bStudent t-test unpaired.
  3. cStudent t-test unpaired with Welch’s correction.
  4. SD: Standard Deviation; IQ: Interquartile; D: Diopter; PD: Pupil Diameter; PC: Pupil Center; CA: Corneal Apex; TP: Thinnest Point; CV: Corneal Volume; ACDepi: Anterior Chamber Depth from epithelium; ACDendo: Anterior Chamber Depth from endothelium; ACV: Anterior Chamber Volume; ICA: Iridocorneal Angle.
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