Table 1.

Serum amidating activity: descriptive statistics

Enzyme	Mean	Standard error	Standard deviation	Variance	Skewedness	Kurtosis
PHM	5.51	0.10	1.11	1.24	0.24 ± 0.22	0.71 ± 0.43
PAL	19.1	0.4	4.5	20.3	-0.08 ± 0.22	0.14 ± 0.43
PHM/PAL	0.30	0.01	0.78	0.01	0.92 ± 0.22	1.34 ± 0.43