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Sleep characteristics in the Naps and Naps + RT conditions. Time in bed (TIB), Sleep onset latency (SOL), Wake after sleep onset (WASO), N1, N2, N3, and total sleep time (TST) in Naps (■) and Naps + RT (relaxation techniques) (■). Results are expressed as the mean of the 3 naps opportunities averaged by subject and then averaged across all subjects ± standard deviation in minutes (min).
*p<0.05 (For a comparison between the two conditions).
