Table 4 Continuous drinking of 100 ml water – duration of muscle activity excluding the initial oral stage (mean ± SD)

Total duration (s)

17.9 ± 5.32

17.3 ± 5.3

10.8 ± 2.1

10.7 ± 2.81

Number of swallows

10.9 ± 3

9.4 ± 2.2

7.1 ± 1.4

6.9 ± 1.82

Duration of one swallow (s)

1.64 ± 0.6

1.75 ± 0.7

1.52 ± 0.3

1.51 ± 0.41

ml/swallow

9.17 ± 2.85

10.64 ± 2.4

14.08 ± 3.1

14.5 ± 3.55

ml/swallow in %

69%

73%

97.25%

100%