. 2011 Apr 12;3(2):144–151. doi: 10.1007/s11689-011-9080-9

Table 1.

Descriptive and Kruskal–Wallis results for level of intellectual impairment subgroups

Variable	Moderate	Severe	Profound	χ² (df)	p Value
α-Amylase				8.15(2)	0.017
n	4	5	42
M (SD)	32.8 (22.8)	166.1 (99.5)	117.9 (97.2)
C_V	1.44	1.67	1.21
Cortisol				2.49(2)	0.288
n	4	5	42
M (SD)	18.5 (32.5)	1.3 (1.6)	3.17 (9.8)
C_V	0.57	0.81	0.32