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Table 3 Wechsler Adult Intelligent Scale (WAIS) in both groups

From: Study of cognitive functions in major idiopathic interstitial pneumonias

Parameter

IIPS group

Control group

P value

Total IQ

86.17

11.42

90.6

8.62

0.14

Verbal IQ

85.93

12.39

92.4

11.95

0.07

Arithmetic

5

(3–7)

6

(5.25–8)

0.1

Digit span

7

(4–8.25)

7

(7–8)

0.3^^

Similarities

7.37

1.92

9

1.622

0.003^

Information

5

(5–7)

7

(6–7)

0.007^^

Vocabulary

6.5

(5–8)

8

7–9

0.01

Comprehension

9.03

2.98

11.75

2.92

0.002^

Performance IQ

91.3

12.73

92.85

10.21

0.65

Block design

5.73

1.70

7.25

1.52

0.002^

Matrix design

7

(5–8)

7

(7–9)

0.024^^

Visual puzzle

7.83

2.42

9.10

2.36

0.07^

Picture completion

6.5

(5–7)

7

(7-8)

0.08^^

Digit symbol

6.63

1.65

7.85

2.30

0.03^

  1. Normal numerical data represented as mean (SD) and abnormal one as median (Q1–Q3), categorical data as number (%)
  2. ^Independent sample t test
  3. ^^Mann-Whitney rank sum test, significant P value < 0.05