Table 2.

Physical activity (PA) and sedentary behavior (SB) associated with musculoskeletal disorders (MSDs) among office workers

PA and SB	Have MSDs (n = 207)		Not have MSDs (n = 338)		Unadjusted			Adjusted by age, sex, BMI, and comorbidity
	n	%	n	%	OR	95% CI	p-value	OR	95% CI	p-value
MVPA (n = 457)
< 150 min/week	101	56.1	188	67.9	1.00	-	-	1.00	-	-
≥ 150 min/week	79	43.9	89	32.1	1.65	1.12, 2.44	0.011*	1.64	1.09,2.45	0.015*
Sitting at work (n = 543)
< 4 h/day	8	3.9	27	8.0	1.00	-	-	1.00	-	-
≥ 4 h/day	199	96.1	309	92.0	2.18	0.97, 4.89	0.059	2.51	1.08,5.82	0.032*
MVPA & Sitting at work (n = 457)
MVPA < 150 min/wk &  Sit ≥ 4 h/d	97	46.8	172	50.8	1.00	-	-	1.00	-	-
MVPA < 150 min/wk & Sit < 4 h/d	4	1.9	16	4.7	0.44	0.14,1.36	0.156	0.38	0.12,1.21	0.103
MVPA ≥ 150 min/wk & Sit < 4 h/d	3	1.4	5	1.5	1.06	0.25,4.55	0.933	0.99	0.21,4.66	0.994
MVPA ≥ 150 min/wk & Sit ≥ 4 h/d	76	36.7	84	24.8	1.60	1.07,2.38	0.020*	1.57	1.04,2.37	0.030*
Screen use for recreational at home (n = 545)
< 4 h/day	94	45.4	172	50.9	1.00	-	-	1.00	-	-
≥ 4 h/day	113	54.6	166	49.1	1.25	0.88,1.77	0.203	1.31	0.91, 1.88	0.134
Frequently change position at work (n = 543)
Yes, every hour	105	50.7	201	59.4	1.00	-	-	1.00	-	-
Not frequent	102	49.3	134	39.4	1.45	1.02, 2.06	0.035*	1.47	1.03, 2.10	0.034*
Commute from home to work (n = 480)
Public transportation	31	15.0	80	23.6	1.00	-	-	1.00	-	-
Staff shuttle bus and personal car	152	73.4	217	64.2	1.81	1.13,2.87	0.012*	1.74	1.08, 2.80	0.022*

^*p-value < 0.05

Abbreviation: MVPA Moderate to vigorous intensity of physical activity