Table 5.

Number of participants guessing which treatment they had received by condition

	Treatment guessed (N)
Placebo	25 g glucose	60 g glucose	Caffeine–glucose
Placebo	6	15	8	8
25 g glucose	6	17	10	5
60 g glucose	8	14	14	3
Caffeine–glucose	7	12	6	11
p	0.938	0.826	0.298	0.142

p indicates probability of difference from chance values within each treatment guessed.