. Author manuscript; available in PMC: 2019 Dec 1.

Published in final edited form as: J Occup Environ Hyg. 2018 Dec;15(12):803–809. doi: 10.1080/15459624.2018.1515490

Table 3.

Multiple regression model of activity SWPFs predicted from fit test exercises.

Model	Coefficient	Standard Error	p-value

CPR

Intercept	31.78	28.06	0.28
Normal Breathing	0.42	0.12	0.005
Head Side to Side	−0.45	0.15	0.008
Talking	0.84	0.26	0.012

BED MAKING

Intercept	−12.07	26.39	0.656
Normal Breathing	0.68	0.13	<0.001
Head Up and Down	−0.72	0.12	<0.001
Talking	1.07	0.16	<0.001

ULTRASOUND

Intercept	6.71	20.13	0.74
Normal Breathing	0.59	0.10	<0.001
Talking	0.44	0.11	0.002