Table 4.

Odds ratios (OR) with 95% confidence intervals (CI) and R square (R²) estimated for moderate to severe postural asymmetries in lying, sitting and standing positions.

Postural asymmetries	Supine lying (R2 = 0.52)				Sitting (R2= 0.47)				Standing (R2 = 0.37)
	OR	95% CI		P-value	OR	95% CI		P-value	OR	95% CI		P-value
Female	Ref				Ref
Male	1.77	1.34	2.35	<0.001	1.37	1.05	1.79	0.021	1.21	0.93	1.59	0.162
Age	1	0.99	1.01	0.743	1.01	1.00	1.03	0.014	1.01	1.00	1.03	0.043
GMFCS I	Ref				Ref				Ref
GMFCS II	2.44	1.44	4.11	0.001	3.50	2.15	5.73	<0.001	3.21	2.25	4.58	<0.001
GMFCS III	5.64	3.34	9.51	<0.001	4.92	2.89	8.37	<0.001	5.45	3.35	8.88	<0.001
GMFCS IV	15.50	8.68	27.69	<0.001	9.13	4.69	17.77	<0.001	9.06	4.29	19.14	<0.001
GMFCS V	27.36	13.45	55.64	<0.001	5.47	2.33	12.80	<0.001	14.93	6.27	35.50	<0.001
Changes position	Ref				Ref				Ref
Moves within position	1.73	1.08	2.77	0.023	1.53	0.91	2.57	0.106	1.23	0.49	3.08	0.667
Maintains position	3.36	1.97	5.74	<0.001	3.26	1.81	5.86	<0.001	1.35	0.59	3.12	0.481
Cannot maintain position	8.18	2.92	22.95	<0.001	13.10	6.26	27.41	<0.001	2.62	1.38	4.97	0.003

Binary logistic regression models with all variables adjusted for all other variables in the model.

GMFCS, Gross Motor Function Classification System.