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Table 2 Analysis of risk factors in clinical characteristics for absent Bell’s phenomenon

From: Absent Bell’s phenomenon in patients with thyroid eye disease

 

Bell’s phenomenon +

Bell’s phenomeon -

p-value

Exophthalmometry (Rt/Lt)

16.9/16.6

14.7/15.8

0.179/0.504

CAS score (Rt/Lt)

1.2 ± 1.2

1.2 ± 0.8

0.895

Active phase

10 (11.1%)

0 (0%)

0.190

NOSPECS score

2.6 ± 2.3

2.0 ± 1.6

0.554

Lagophthalmos

14 (16%)

4 (40%)

0.231

Presence of diplopia

16 (18%)

7 (50%)

0.007*

Bahn–Gorman score

0.4

1.4

0.341

Elevation limitation (Rt/Lt)

14/16 (16%/18%)

6/6 (43%/43%)

0.016/0.033*

Eyelid retraction (Rt/Lt)

Upper 12/14 (13%/16%)

9/9 (64%/64%)

0.000/0.000*

Lower 10/16 (11%/18%)

0/3 (0%/21%)

0.190/0.742

Volume of inferior rectus muscle (mm3)(Rt/Lt)

1148.7 / 1069.9

1458.4 / 1389.5

0.311/0.190

  1. by Multivariate logistic regression analysis, p-value < 0.05*