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Sports Medicine - Open
Fig. 5 | Sports Medicine - Open

Fig. 5

From: A Randomised, Placebo-Controlled, Crossover Study Investigating the Optimal Timing of a Caffeine-Containing Supplement for Exercise Performance

Fig. 5

a RPE and b heart rate during 30 min of SS cycling at 80% VO2max and a 15-min time trial in the PLA, DUR, ONS and PRE conditions. Data are mean for all participants ± SEM. Main effect for time: *, significant difference from − 35; #, significant difference from 0. Main effect for condition: (a) significant difference between PRE and ONS, (b) significant difference between PRE and DUR, (c) significant difference between PRE and PLA, (d) significant difference between ONS and DUR, (e) significant difference between ONS and PLA and (f) significant difference between DUR and PLA

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