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Table 8 Short notes tongued – rectus abdominis (% maximum activity, mean ± s.e.m. n = 20)

From: The effect of standing and sitting postures on breathing in brass players

Stand start Sit flat Sit slope down Slope back Stand end
12.7 ± 2.3% 8.4 ± 2.5% 7.8 ± 1.7% 7.3 ± 1.4% 16.4 ± 3.5%
Probability Stand end Sit flat Sit slope down Slope back
Stand start 0.133 0.002 <0.001 0.002
Sit flat 0.001 - 0.322 0.513
Sit slope down <0.001 0.322 - 0.616
Slope back <0.001    
  1. Probabilities of <0.05 are in bold type.