Gravity-induced coronal plane joint moments in adolescent idiopathic scoliosis

Table 1 Demographics and clinical data (from standing radiographs) for the patients grouped by maximum apical coronal plane joint moment (JM)

JM Group	Pt ID	Age (yrs)	Patient Mass (kg)	Height (cm)	BMI (kg/m²)	Risser (0–5)	Major Cobb Angle (°)	Lumbar compensatory Cobb Angle (°)	Lenke class	Apex location	Max JM (Nm)
2.1–3 Nm	10	16.6	46.3	163	17.4	5	49	45	1A	T8/T9	2.9
	14	13.7	83	163	31.2	4	58	53	1C	T8	3
Mean	-	15.2	64.7	163	24.3	-	54	49	-	-	2.9
3.1–4 Nm	5	14.5	59.6	167	21.4	5	45	19	1A	T8/T9	3.1
	11	15.4	59.6	161	23	5	44	21	1A	T8	3.2
	18	16.5	54.6	164	20.3	4	50	40	1A	T8/9	3.3
	8	14.7	45.5	156	18.7	5	47	20	1A	T10	3.4
	17	16.7	54	167	19.4	3	50	24	1A	T7/8	3.5
	19	11.9	54.7	146	25.7	0	52	38	1B	T9/10	3.5
	12	13.8	55.4	171	18.9	4	54	38	1C	T7	3.7
	7	13	47	160	18.4	0	63	28	1A	T9	3.8
	3	16.2	63	165	23.1	5	42	37	1C	T7/8	3.9
Mean	-	14.7	54.8	162	21	-	50	29	-	-	3.5
4.1–5 Nm	2	15.2	58.9	173	19.7	5	45	42	1C	T8	4.3
	20	15.1	48.7	170	16.9	0	50	25	1A	T8/T9	4.3
	9	14.8	64	165	23.5	5	48	38	1B	T9/T10	4.3
	6	14	49	164	18.2	0	62	35	1A	T9	4.4
	16	14.7	58	160	22.7	4	55	35	1B	T8/9	4.6
Mean	-	14.7	56	166	20.2	-	52	35	-	-	4.4
5.1–6 Nm	15	19.2	52.5	168	18.6	5	58	38	1A	T8	5.2
	1	12.3	41	157	16.6	0	54	23	1A	T8/9	5.4
	4	22.3	70.8	175	23.1	5	48	40	1C	T8/9	5.5
Mean	-	17.9	54.8	167	19.5	-	53	34	-	-	5.4
6.1–7 Nm	13	14.8	84.7	161	32.7	4	57	40	1B	T7	7.1
Group Mean	-	15.3	57.5	163.8	21.5	3	52	34	-	-	4.1

ISSN: 2397-1789