Table 1.

Serum concentration of uric acid and creatinine, and plasma glucose and lactate in the Caffeine and Placebo Conditions before, during and post-training

	Before (0 min)	During (60 min)	Post-training (120 min)
Serum uric acid (mg/dL)
Caffeine	4.5 ± 0.9a	5.5 ± 1.3	5.4 ± 0.9c
Placebo	4.4 ± 0.9a	6.3 ± 1.2b	7.0 ± 1.5
Serum creatinine (mg/dL)
Caffeine	0.9 ± 0.1a	1.2 ± 0.2	1.2 ± 0.2
Placebo	0.9 ± 0.2a	1.1 ± 0.3	1.2 ± 0.3
Plasma glucose (mg/dL)
Caffeine	87.1 ± 8.3	99.4 ± 19.8	90.4 ± 19.5
Placebo	84.3 ± 6.4	97.7 ± 24.1	91.9 ± 18.4
Plasma lactate (mmol/L)
Caffeine	1.2 ± 0.9a	4.6 ± 2.1	4.9 ± 1.8c
Placebo	1.2 ± 0.4a	3.4 ± 1.6	3.0 ± 1.2

Data presented by mean ± standard-deviation

^ap ≤ 0.045 from this measurement moment versus the others for the same condition

^bp ≤ 0.049 from this measurement moment versus Post-training for the same condition

^cp ≤ 0.047 versus placebo at the Post-training