Table 1: VEP latency and amplitude values of OSAS patients.

VEP pattern size OSA (n: 51) HS (n: 51) PL PA
VEP values (Mean ± SE)
Latency (ms) Amplitude (μv) Latency (ms) Amplitude (μv)
VEP-120' 105.0 ± 11.9 9.4 ± 3.2 103.2 ± 4.9 11.34 ± 4.51 P = 0.23 P = 0.042
VEP-30' 109.5 ± 8.6 7.4 ± 3.5 109.0 ± 5.9 9.5 ± 4.9 P = 0.76 P = 0.003
VEP-15' 120.1 ± 8.6 7.2 ± 3.6 118.9 ± 8.9 8.9 ± 5.1 P = 0.51 P = 0.014
VEP-7' 134.0 ± 15.3 3.2 ± 1.7 127.2 ± 22.6 4.5 ± 3.5 P = 0.11 P = 0.041

VEP: Visual Evoked Potential; OSA: Obstructive Sleep Apnea Syndrome; HS: Healthy Subjects; PL: S tatistically Analysis of Amplitude Values; PA: Statistically Analysis of Latency Values.