Table 3.

Descriptive results for the short and long WASO groups.

	Short WASO group	Long WASO group
Sample size	51 (33 F)	125 (65 F)
age (mean ± sd) (years)	39 ± 12	56 ± 17
SOL (mean ± sd) (min)	36 ± 28	31 ± 21
WASO (mean ± sd) (min)	17 8	85 46
asleep aSO (median [25%, 75%]) (min)	10 [9, 10]	9.5 [7.5, 10]
number of awakenings aSO (median [25%, 75%]) (min)	0 [0, 1]	1 [0, 1]

aSO, 10 min after sleep onset; F, Female; SOL, sleep onset latency; sd, standard deviation; WASO, wake after sleep onset.