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Table 4 Continuous Performance Test, comparing the probiotic and control group results at baseline and follow-up measurements

From: Assessment of probiotic strain Lactobacillus acidophilus LB supplementation as adjunctive management of attention-deficit hyperactivity disorder in children and adolescents: a randomized controlled clinical trial

CPT

Probiotics (N = 36)

 

Control (N = 40)

 

p- Value(M)

Before

After

∆

p- Value(W)

 

Before

After

∆

p- Value(W)

 

Mean ± SD

Mean ± SD

Mean ± SD

d

Mean ± SD

Mean ± SD

Mean ± SD

d

Correct trials

287.34 ± 20.57

293 ± 28.20

5.64 ± 13.6

0.014*

0.55

286.35 ± 33.9

288.37 ± 28.25

2.03 ± 13.24

0.459

0.17

0.094

Correct targets

275.64 ± 22.96

282.3 ± 29.78

6.66 ± 16.6

0.035*

0.47

275.9 ± 36.3

277.63 ± 29.18

1.7 ± 27.44

0.988

0

0.152

Correct foils

11.17 ± 5.65

13.1 ± 5.58

1.89 ± 4.86

0.039*

0.46

10.58 ± 4.03

11.35 ± 4.41

0.78 ± 4.18

0.419

0.18

0.062

Target Acc Rate

0.87 ± 0.08

0.90 ± 0.09

0.03 ± 0 .06

0.004*

0.65

0.84 ± 0.12

0.86 ± 0.09

0.01 ± 0.09

0.837

0.05

0.02*

Foil Acc Rate

0.30 ± 0.16

0.35 ± 0.17

0.05 ± 0.2

0.153

0.32

0.31 ± 0.13

0.35 ± 0.15

0.05 ± 0.15

0.161

0.31

0.606

Commission errors

25 ± 5.9

24.42 ± 8.23

-0.69 ± 7.5

0.426

0.18

25.48 ± 4.47

24.98 ± 4.69

-0.5 ± 4.98

0.525

0.14

0.559

Omission errors

46.88 ± 25.63

38.17 ± 26

-8.7 ± 16.3

0.004*

0.65

48.47 ± 36

46.55 ± 27.5

-1.93 ± 21.34

0.844

0.05

0.043*

Correct real time

534.75 ± 62.72

530.8 ± 73.02

-3.9 ± 96.56

0.652

0.10

531.58 ± 72.2

532.15 ± 128

0.58 ± 130.13

0.868

0.04

0.751

Correct RT SD

391.9 ± 155.83

384.6 ± 153.23

-7.3 ± 134.7

0.819

0.05

401.1 ± 144.4

402.4 ± 141.3

1.31 ± 115.06

0.814

0.05

0.673

Error RT mean

560.86 ± 171.79

545.8 ± 95.84

-15.03 ± 188.81

0.509

0.15

552.85 ± 90.73

543.45 ± 111.89

-9.4 ± 129.11

0.791

0.01

0.423

Error RT SD

440.68 ± 166.36

432.13 ± 165.99

-8.55 ± 257.38

0.789

0.06

434.02 ± 233.2

432.16 ± 238.44

-1.86 ± 280.6

0.829

0.05

0.992

  1. CPT Continuous Performance Test, Target Acc Rate Target Accuracy Rate, Foil Acc Rate Foil Accuracy Rate, Correct RT SD Correct real-time standard deviation; Error RT mean, Error real-time mean; Error RT SD, Error real-time standard deviation
  2. W)Wilcoxon signed-rank test (Before vs. after comparison for each group separately);∆ (After minus Before; (M) Mann–Whitney U-test (∆ comparison between the groups); *p < 0.05; The Cohen’s d effect size
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BMC Psychiatry

ISSN: 1471-244X

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