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Table 1 Results of the questionnaire validation

From: Cross cultural translation, adaptation and reliability of the Malay version of the Canadian Acute Respiratory Illness and Flu Scale (CARIFS)

Internal consistency

Test re-test reliability (consistency)

Inter rater reliability (agreement)

All items N = 18 Cronbach’s alpha = 0.703

Cronbach’s alpha if item deleted

ICC

p-value

Kappa

p-value

Q1

0.692

0.805

<0.001

0.551

<0.001

Q2

0.697

0.651

<0.001

0.538

<0.001

Q3

0.687

0.775

<0.001

0.517

<0.001

Q4

0.682

0.628

<0.001

0.342

0.001

Q5

0.679

0.855

<0.001

0.590

<0.001

Q6

0.678

0.756

<0.001

0.528

<0.001

Q7

0.684

0.724

<0.001

0.530

<0.001

Q8

0.698

0.655

<0.001

0.464

<0.001

Q9

0.680

0.794

<0.001

0.517

<0.001

Q10

0.691

0.885

<0.001

0.643

0.001

Q11

0.688

0.816

<0.001

0.466

<0.001

Q12

0.691

0.649

0.04

0.632

0.011

Q13

0.679

0.846

<0.001

0.466

<0.001

Q14

0.688

0.651

<0.001

0.447

<0.001

Q15

0.682

0.806

<0.001

0.463

<0.001

Q16

0.713

0.729

<0.001

0.467

<0.001

Q17

0.686

0.887

<0.001

0.600

<0.001

Q18

0.684

0.970

<0.001

0.808

<0.001