Table 1 Demographic and clinical characteristics of the Aim 1 & 2 samples.

From: Not just old wine in new bottles: Polygenic liability for ADHD is associated with electrophysiological affective-motivational processing beyond anxiety, depression, and ODD

 

Aim 1 samples

Aim 2 sample

 

LPP gain

LPP loss

Alpha ERD

n

166

168

84

Age (in years), M ± SD (Visit 1, baseline)

15.75 ± 1.07

15.77 ± 1.06

15.76 ± 1.05

Age (in years), M ± SD (Visit 2, baseline)

15.83 ± 1.08

15.83 ± 1.07

15.83 ± 1.06

Age (in years), M ± SD (Visit 1, follow-up)

17.25 ± 1.07

17.26 ± 1.06

17.24 ± 1.06

Age (in years), M ± SD (Visit 2, follow-up)

17.33 ± 1.06

17.33 ± 1.06

17.30 ± 1.05

Sex

71 female / 95 male

72 female / 96 male

35 female / 49 male

IQ percentile, M ± SD

62.83 ± 20.48

62.73 ± 20.5

64.57 ± 21.33

Net household income per person (in HUF), M ± SD

172363.9 ± 89332.23

171516.3 ± 89205.67

167763.3 ± 77013.34

With ADHD#

39 (23.49%)

39 (23.21%)

27 (32.14%)

Medication-naїve at baseline&

21 (53.85%)

21 (53.85%)

16 (59.26%)

On stimulant medication at baseline&

6 (15.38%)

6 (15.38%)

2 (7.41%)

On nonstimulant medication at baseline&

3 (7.69%)

3 (7.69%)

2 (7.41%)

Took ≥24-hour medication hiatus before baseline EEG^

18 yes / 2 no / 7 did not indicate

18 yes / 2 no / 7 did not indicate

13 yes / 1 no / 4 did not indicate

Medication-naїve at follow-up&

17 (43.59%)

17 (43.59%)

12 (44.44%)

On stimulant medication at follow-up&

1 (2.56%)

1 (2.56%)

0 (0%)

On nonstimulant medication at follow-up&

9 (23.08%)

9 (23.08%)

6 (22.22%)

Took ≥24-hour medication hiatus before follow-up EEG^

15 yes / 2 no / 7 did not indicate

15 yes / 2 no / 7 did not indicate

10 yes / 1 no / 4 did not indicate

  1. =The 2020 Hungarian average was 147 000 HUF [101]; #=ADHD diagnosis was ascertained at baseline; &=of those with ADHD; ^=adolescents who were prescribed ADHD pharmacotherapy in the past but discontinued or who were prescribed ADHD pharmacotherapy at the time of participation and took a ≥24-hour medication washout before EEG.