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. Author manuscript; available in PMC: 2011 Jul 28.
Published in final edited form as: Clin Neurophysiol. 2007 Nov 26;119(1):144–150. doi: 10.1016/j.clinph.2007.09.134

Table 1.

Comparison of the patients with OP poisoning (first visit) and matched healthy controls.

Test group
(n=32)
mean (SD)		 Healthy
controls
(n=32)
mean (SD)		 Significance
(p value)		 Mean difference
(95% CI)
Age (years) 24.2 (9.0) 23.7 (8.8) 0.82 −0.50 (−4.0 – 5.0)
N100 latency (ms) 109.9 (12.2) 105.0 (12.7) 0.17 3.6 (−2.3 – 12.2)
P200 latency (ms) 180.2 (27.3) 185.9 (21.2) 0.46 −5.7 (−20.9 – 9.6)
N200 latency (ms) 230.9 (29.1) 236.6 (28.7) 0.50 −5.7 (−22.9 – 11.4)
P300 latency (ms) 387.0 (65.3) 347.1(34.9) 0.003 39.9 (13.7 – 66.0)
P300 amplitude (μV) 11.35 (6.81) 11.23 (5.38) 0.94 0.12 (−3.11 – 3.35)