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Table 2 Comparison between patients had past history of HE and those who did not have past history of HE regarding the change in the state of cognitive function tests

From: Cognitive impairment in recipients of liver transplantation and relation to hepatic encephalopathy

Change Past H.E Fisher exact test
Yes No
N % N % p value sig.
Trail Making B
 The same 6 75.0% 20 90.9% 0.284 NS
 Improved 1 12.5% 1 4.5%
 Became impaired 1 12.5% 1 4.5%
Trail Making A
 The same 6 75.0% 17 77.3% 1.000 NS
 Improved 2 25.0% 5 22.7%
Inform/orientation
 The same 6 75.0% 20 90.9% 0.284 NS
 Improved 2 25.0% 2 9.1%
verb.PA1
 The same 6 75.0% 13 59.1% 0.703 NS
 Improved 2 25.0% 5 22.7%
 Became impaired 0 0.0% 4 18.2%
Verb.PA2
 The same 6 75.0% 19 86.4% 0.589 NS
 Improved 2 25.0% 3 13.6%
 Became impaired 0 0.0% 0 0.0%
DS forward
 The same 6 75.0% 16 72.7% 1.000 NS
 Improved 2 25.0% 6 27.3%
DS backward
 The same 5 62.5% 15 68.2% 0.316 NS
 Improved 2 25.0% 7 31.8%
 Became impaired 1 12.5% 0 0.0%
BVRT DIFF C
 The same 6 75.0% 12 54.5% 0.758 NS
 Improved 2 25.0% 9 40.9%
 Became impaired 0 0.0% 1 4.5%
BVRT DIFF E
 The same 6 75.0% 15 68.2% 1.000 NS
 Improved 2 25.0% 5 22.7%
 Became impaired 0 0.0% 2 9.1%
  1. Verb.PA1 Verbal association part 1, Verb.PA2 Verbal association part 2, BVRT Diff C Benton Visual Retention Test in corrected score difference, BVRT Diff E Benton Visual Retention Test in error score difference, DS forward Digit span forward, DS backward Digit span backward