Table 1. Swim-mean time (± SE, N = 30) between different feedback condition (coach/chronometer and none feedback), two pool length (25/50m), and two swim speeds (aerobic swim speed (AS) and anaerobic threshold swim speed (AnS)).
 | 
Coach feedback | 
Chronometer feedback | 
none feedback | 
 | 
Length pool | 
Length pool | 
Length pool | 
| Swim speed | 
25 m | 
50 m | 
25 m | 
50 m | 
25 m | 
50 m | 
| AS | 
38.55 (0.15) †  | 
75.48 (0.45) * | 
38.57 (0.15) †  | 
74.25 (0.45) * | 
38.76 (0.14) †  | 
77.50 (0.45) * | 
| AnS | 
37.68 (0.14) | 
70.65 (0.45) *,# | 
38.06 (0.14) | 
70.35 (0.45) *,# | 
37.42 (0.14) | 
72.23 (0.45) *,# | 
# Statistically significant (p = 0.01) difference in swim speed (Ans) between coach/chronometer and none feedback condition.†  Statistically significant (p = 0.01) difference in swim speed (As) between coach/chronometer and none feedback condition.* Statistically significant (p < 0.01) difference in pool length (50m) between coach/chronometer and none feedback condition.