. Author manuscript; available in PMC: 2009 Aug 1.

Published in final edited form as: Psychoneuroendocrinology. 2008 Jul 22;33(7):916–925. doi: 10.1016/j.psyneuen.2008.03.018

Table 1.

Cortisol sample collection times. Samples were collected within 30 minutes of rising for three consecutive mornings. Table A presents the data for the mean collection times for the three samples. Table B presents the elapsed time between the earliest and latest cortisol sample for each child.

A. Mean collection times
	Mean	Minimum	Maximum	SD
Overall	7:53 am	5:53 am	10:10 am	0:48
Boys	7:45 am	5:53 am	10:10 am	0:54
Girls	8:04 am	6:46 am	9:15 am	0:37

B. Elapsed collection times
	Mean	Minimum	Maximum	SD
Overall	0:31	0:20	0:50	0:06
Boys	0:30	0:20	0:45	0:05
Girls	0:32	0:20	0:50	0:07

⁺

p<0.10

p<0.05

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p<0.01

⁺

p<0.10

p<0.05

^**

p<0.01