Influencing Factors on the Overestimation of Self-Reported Physical Activity: A Cross-Sectional Analysis of Low Back Pain Patients and Healthy Controls

Table 4

Influencing factors on the overestimation of moderate physical activity.

	Beta	SE	95%-CI
⁢Model 1
Age (years)	3.584	2.390	[−1.263; 8.431]	0.142
Sex: “men” versus “women”	15.262	26.611	[−38.708; 69.232]	0.570
Body mass index (kg/m^2)	2.514	3.370	[−4.320; 9.348]	0.460
Study group: “healthy controls” versus “low back pain”	76.427	79.996	[−85.813; 238.667]	0.346
⁢Model 2
Age (years)	1.102	1.089	[−1.117; 3.320]	0.319
Sex: “men” versus “women”	3.382	12.673	[−22.432; 29.196]	0.791
Body mass index (kg/m^2)	−0.656	1.580	[−3.873; 2.562]	0.681
Study group: “healthy controls” versus “low back pain”	−1.436	36.858	[−76.512; 73.640]	0.969
Self-reported workplace physical activity (min/week)	0.072	0.007	[0.057; 0.087]	<0.001⁢
Self-reported leisure time physical activity (min/week)	0.060	0.010	[0.040; 0.081]	<0.001⁢
Self-reported transportation activity (min/week)	0.126	0.016	[0.093; 0.158]	<0.001⁢
Objective achievement of the WHO recommendations: “≥30 min physical activity/day” versus “<30 min physical activity/day”	−23.444	14.060	[−52.083; 5.196]	0.105

Dependent variable: overestimation of self-reported moderate physical activity (GPAQ/day-accelerometer/day); statistically significant at the significance level ; model 1: ; model 2: .