Association between road accidents and low-grade hepatic encephalopathy among Sri Lankan drivers with cirrhosis: a prospective case control study

Table 3 Outcome of psychometric tests

Psychometric test	Mean	Standard deviation	P value*
NCT-A
LGHE	83.76	15.85	<0.001
Controls	57.60	12.28
NCT-B
LGHE	243.02	57.99	<0.001
Controls	89.33	13.74
SDT
LGHE	82.62	10.96	<0.001
Controls	58.75	6.46
LTT
LGHE
Time for completion	80.84	11.08	0.59
Number of errors	7.23	4.21	0.49
Controls
Time for completion	82.29	17.21
Number of errors	6.41	4.01
DST
LGHE	34.28	17.85	<0.001
Controls	67.25	8.25

Italics indicate statistically significant P value
NCT number connection test, SDT serial dotting test, LTT line tracing test, DST digit symbol test, LGHE low-grade hepatic encephalopathy
* Chi square test of significance

ISSN: 1756-0500