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. 2005 Sep 7;6(1):99. doi: 10.1186/1465-9921-6-99

Table 2.

Flow and pressure values obtained in response to 100% intensity PNS applied during expiration and inspiration in normals and OSA subjects. *: significant difference between inspiratory and expiratory values in a given group. Mean ± SEM.

Expiratory Inspiratory
Normal Subjects OSA Subjects Normal Subjects OSA Subjects
graphic file with name 1465-9921-6-99-i1.gifImax (ml.s-1) 716 ± 36 739 ± 51 990 ± 42 * 1038 ± 58 *
Peso peak at 100% stimulation I (cm H2O) -17.6 ± 1.8 -14.0 ± 2.0 -21.1 ± 1.0 * -17.7 ± 1.9 *
Pphar peak at 100% stimulation I (cm H2O) -11.2 ± 2.2 -11.1 ± 2.1 -15.9 ± 1.5 * -14.7 ± 1.4 *
R Phar 400 ml/s (cm H2O.ml-1.s) 9.0 ± 0.7 9.5 ± 0.9 10.5 ± 1.3 8.5 ± 0.9
R Phar graphic file with name 1465-9921-6-99-i1.gifImax (cm H2O.ml-1.s) 9.2 ± 0.8 11.1 ± 1.3 10.2 ± 0.9 8.4 ± 0.7
graphic file with name 1465-9921-6-99-i1.gifImax lim (ml.s-1) 742 ± 248 752 ± 352 981 ± 297 * 1014 ± 348 *
Pphar lim (cm H2O) -8.4 ± 4.2 -7.2 ± 3.3 -12.5 ± 4.1 * -9.6 ± 3.6 *
Δgraphic file with name 1465-9921-6-99-i1.gifI (ml.s-1) 234 ± 26 256 ± 37 258 ± 35 234 ± 24
% twitches with FL 76.6 ± 3.4 79.0 ± 4.4 75.0 ± 3.5 84.4 ± 4.1