Table 1– Respiratory muscle force
Pt N·cm−2P0 N·cm−2
Sternohyoid
 Normoxia3.3±0.414.4±1.2
 CH2.5±0.315.6±0.7
Diaphragm
 Normoxia4.0±0.720.0±2.3
 CH2.8±0.414.2±1.8#
  • Data are presented as mean±sem (n = 6 for all groups). Pt: single-twitch tension; P0: peak tetanic tension; CH: chronic hypoxia (6 weeks). #: p = 0.08 (unpaired t-test).