Table 5: EEG findings.

EEG findingsNumber with PPR%

Generalized abnormalities1076.9
Focal abnormalities215.4
PPR type III215.4
PPR type IV1184.6
IPS-sensitivity range (Hz) 2 (%)538
IPS-sensitivity range (Hz) 5 (%)216
IPS-sensitivity range (Hz) 15–20 (%)646

Photoparoxysmal response; PPR IV > PPR III.