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. Author manuscript; available in PMC: 2015 Sep 5.
Published in final edited form as: Neuroscience. 2014 Jun 18;275:340–351. doi: 10.1016/j.neuroscience.2014.06.018

Table 1.

Number of active units, spike rate and HF/LF durations at four depths of anesthesia and wakefulness.

Desflurane (%)
8 6 4 2
Number of units* 254 302 388 425
Spike rate, 1/s* 2.0 (1.8, 2.2) 2.7 (2.4, 3.1) 3.1 (2.8, 3.4) 4.1 (3.6, 4.7)
HI spike rate, 1/s* 32.4 (31.0, 33.6) 23.9 (22.9, 25.1) 24.7 (24.1, 25.3) 22.2 (1.5, 22.8)
LO spike rate, 1/s* 1.2 (1.2, 1.3) 2.0 (1.7, 2.2) 2.2 (2.0, 2.3) 2.6 (2.4, 2.8)
HI duration, s* 0.120 (0.119, 0.121) 0.174 (0.172, 0.176) 0.194 (0.193, 0.195) 0.236 (0.234, 0.238)
LO duration, s* 1.293 (1.268, 1.318) 0.701 (0.691, 0.711) 0.708 (0.700, 0.716) 0.588 (0.582, 0.594)

HI: high-intensity firing period, LO: low-intensity firing period. Data represent median with 95% confidence.

*

p<0.05, linear trend