Table 4 Psychometric test performance at baseline and follow-up according to metabolic syndrome manifestations.

From: Metabolic syndrome is associated with poor response to rifaximin in minimal hepatic encephalopathy

Psychometric test

Controls (n = 30)

Patients (n = 63)

Baseline

3-month follow-up

6-month follow-up

No MHE (n = 31)

MHE (n = 32)

Non metabolic manifestation (n = 11)

Metabolic manifestation (n = 21)

Non metabolic manifestation (n = 11)

Metabolic manifestation (n = 21)

Non metabolic manifestation (n = 11)

Metabolic manifestation (n = 21)

Cognitive test

Stroop test

Congruent task

115 (2.6)

105 (3.2)*

71 (4)***/ααα

72 (9)***/αα

70 (4)***/ααα

89 (7)***/αα

70 (4)***/ααα/β

85 (7)***/αα

78(6)***/ααα

Neutral task

83 (2.4)

75 (2.3)*

56 (3)***/ααα

62 (6)***

53 (2)***/ααα

66 (4)**

55 (2)***/ααα/β

61 (3)***

61(4)***/αα

Incongruent task

46 (1.5)

41 (2)*

29 (2)***/ααα

31 (5)***

28 (2)***/ααα

34 (2)***

32 (2)***/αα

32 (3)***

36 (3)**

d2 test

Total responses

402 (16)

337 (13)**

244 (17)***/ααα

276 (19)***

230 (22)***/ααα

317 (20)**

245 (23)***/ααα/β

304 (17)**/

266(8)***

Total correct

150 (6.4)

130 (6)*

83 (7)***/ααα

95 (6)***/αα

78 (10)***/ααα

107 (13)**

93 (10)***/αα/∂

103 (9)**

100(4)***

Omission errors

17 (2.6)

12 (2)

21 (4)

24 (10)

20 (5)

28 (7)

11 (2)

25 (11)

11(3)

Commission errors

1 (0.2)

4 (1)*

11 (3)**/α

12 (6)

10 (3)*

5 (3)

4 (2)

9 (6)

7(2)*

Total effectiveness

371 (19)

298 (16)**

214 (16)***/αα

241 (10)**

202 (23)***/αα

284 (25)*

230 (25)***

270 (14)*

149(1)**

Concentration index

146 (6.7)

126 (6)*

72 (9)***/ααα

83 (11)***/αα

68 (11)***/ααα

102 (14)**

89 (11)***/α/∂

94 (14)**

94 (15)**

Oral SDMT

50 (1.3)

44 (2)**

23 (2)***/ααα

32 (2)***/ααα

19 (3)***/ααα/ββ

36 (2)***

24 (3)***/ααα/ββ

34 (3)***

31 (4)***/αα

Digit Span

16 (0.8)

13 (0.5)**

10 (0.5)***/αα

12 (1)**

10 (1)***/ααα/β

13 (1)

10 (1)***/ααα/β

14 (2)

11 (1)**

Letter-number sequencing

10 (0.4)

8 (0.5)**

5 (0.5)***/ααα

7 (1)**

4 (1)***/ααα/ββ

7 (1)**

6 (1)***/αα

6 (1)**

5 (1)***/αα

Motor coordination tests

Bimanual coordination

1.9 (0.03)

2.3 (0.1)***

3.7 (0.4)***/αα

2.9 (0.2)**/αα

3.9 (0.5)***/αα

2.6 (0.1)***

3.3 (0.2)***/ααα/ββ

2.7 (0.1)**

3.3 (0.3)***/αα

Visuo-motor coordination

2.4 (0.1)

3 (0.1)***

3.9 (0.2)***/ααα

3 (0.2)***

4 (0.2)***/ααα/β

3.4 (0.3)***

4.1 (0.4)***/αα

3.4 (0.2)***

3.9 (0.4)***

  1. All values are expressed as mean (SEM). *significant differences from controls (*p < 0.05; **p < 0.01; ***p < 0.001). α significant differences from no MHE (αp < 0.05; ααp < 0.01; αααp < 0.001). βsignificant differences from patients without metabolic syndrome manifestations (βp < 0.05; ββp < 0.01; βββp < 0.001). significant differences from baseline (p < 0.05; ∂∂p < 0.01; ∂∂∂p < 0.001). Abbreviations: MHE and No MHE: patients with or without minimal hepatic encephalopathy, respectively.