. Author manuscript; available in PMC: 2021 Apr 1.

Published in final edited form as: IEEE Trans Affect Comput. 2017 Dec 19;11(2):200–213. doi: 10.1109/TAFFC.2017.2784832

TABLE 4.

Computed pre-study measures for the HBLR stress prediction clusters. Bolded entries represent significant differences from the sample average.

Cluster	Pre-study measure	All participants	Cluster Q_k,m	t	p
0	Percent calm days	M = 48, SD = 38	46	.492	> .60

1	Percent calm days	M = 48, SD = 38	55	−1.88	> .10
1	GPA	M = 4.4, SD = .61	4.6	−3.95	< .001
1	Conscientiousness	M = 51, SD = 28	58	−3.43	< .01

2	Percent calm days	M = 48, SD = 38	39	2.32	> .10
2	Extraversion	M = 49, SD = 30	58	−4.50	< .001
2	BMI	M = 24, SD = 4.4	25	−4.09	< .001
2	PCS	M = 58, SD = 4.2	57	3.77	< .01