Table 2 Means (SD) for LPP amplitudes (AUC) for positive, neutral, and negative pictures for the three regions (posterior, central, and anterior).

From: Emotional processing in bullying: an event-related potential study

 

Victims (n = 19)

Bullies (n = 12)

Observers (n = 14)

Early

Late

Post

Early

Late

Post

Early

Late

Post

Posterior

Positive

1452.2 (521.5)

764.1 (282.3)

476.8 (196.7)

1122.5 (427.7)

534.9 (265.4)

349.6 (130.4)

830.0 (325.5)

428.7 (189.7)

291.0 (127.7)

Neutral

1463.4 (529.9)

640.6 (168.8)

386.5 (101.1)

1115.0 (566.5)

504.0 (254.2)

271.3 (107.9)

864.6 (304.9)

420.9 (140.0)

329.1 (147.7)

Negative

1749.1 (404.5)

1010.1 (259.5)

579.7 (191.7)

1190.2 (474.3)

695.9 (287.0)

385.5 (123.4)

986.9 (372.3)

590.9 (247.8)

351.5 (107.8)

Central

Positive

715.4 (142.9)

334.5 (77.8)

296.5 (64.4)

698.4 (359.1)

296.2 (170.4)

225.5 (67.7)

708.7 (165.3)

306.7 (80.2)

247.4 (55.6)

Neutral

855.5 (211.3)

423.4 (188.5)

344.6 (122.9)

818.5 (331.8)

334.9 (130.7)

236.6 (65.8)

666.5 (236.9)

284.5 (84.2)

220.2 (57.5)

Negative

817.0 (196.9)

354.6 (62.7)

323.1 (93.1)

802.6 (363.7)

296.4 (133.3)

246.5 (72.2)

764.0 (240.4)

307.9 (102.3)

259.2 (87.7)

Anterior

Positive

1152.3 (348.0)

611.7 (207.3)

412.4 (130.3)

956.6 (193.4)

427.8 (221.5)

286.3 (94.1)

827.1 (258.3)

441.8 (181.1)

321.3 (92.1)

Neutral

1139.1 (381.4)

479.6 (127.4)

299.1 (59.8)

972.6 (349.8)

441.9 (182.8)

250.8 (68.3)

816.7 (316.8)

424.5 (191.3)

322.2 (180.6)

Negative

1389.0 (300.5)

747.9 (175.8)

374.2 (86.2)

1066.5 (316.2)

573.4 (284.2)

330.2 (125.7)

916.2 (296.2)

538.6 (233.6)

280.6 (70.7)

  1. LPP time windows are divided into early (300–700 ms), late (700–1000 ms), and post stimuli (1000–1300 ms).
  2. SD Standard deviation, AUC Area under the curve, LPP Late positive potential.