Table 2.

Cortisone Concentrations and Change in Cortisone Over Time Compared to Time Point 1

	Time Point
	1	2	3	4	5
Mean	1.086	0.917	0.996	0.930	0.886
SD	0.877	0.859	0.863	0.870	0.921
Median	0.832	0.636	0.722	0.619	0.741
Range	0.36–4.07	0.19–4.37	0.44–4.02	0.42–3.52	0.18–4.56
Mean change		−0.179	−1.01	−0.167	−0.225
P value		.009	.078	.022	.004

Signed rank test was used to compare the mean change in cortisol from time point 1 to each other time point with corresponding P value.