Table 4 Neuropsychological test results (post).

From: Preoperative thalamus volume is not associated with preoperative cognitive impairment (preCI) or postoperative cognitive dysfunction (POCD)

 

No PreCI nor POCD

N = 168

PreCI

N = 20

POCD

N = 25

Paired associates learning (PAL)—memory score calculated for the first trial

15.5 (3.9)

N = 164

10.6 (4.8)

N = 18

10.7 (4.7)

N = 24

Verbal recognition memory (VRM)—number of correctly remembered words in ‘Free recall’

6.4 (1.7)

N = 167

4.5 (1.6)

N = 19

5.2 (1.4)

Verbal recognition memory—number of correct and incorrect responses in ‘Delayed Recogniton’

21.8 (2.0)

N = 164

19.3 (2.6)

N = 17

20.0 (2.6)

N = 24

Spatial span (SSP)—spatial length (longest correct recognition sequence of squares appearing in different order

5.0 (0.8)

N = 166

4.6 (1.1)

N = 18

4.6 (0.8)

Grooved pegboard (GP) [s]

88.0 (16.7)

N = 164

116.1 (25.0)

N = 18

112.2 (37.5)

Simple reaction time (SRT) [s] mean of correct trials (log-transformed and reversed)

309.4 (77.0)

N = 167

347.4 (94.9)

N = 19

418.4 (184.1)

Trail-making test B (TMT) [s]

102.7 (35.0)

N = 162

118.7 (30.3)

N = 11

123.3 (48.5)

N = 22

  1. The table displays mean and standard deviation in parentheses for postoperative cognitive test results at follow-up. In case of missing data, the N of patients with available data was added to items with cases of missing data.