Table 2. Patient demographics and surgical data.

YAdIS: young adult idiopathic scoliosis; AIS; adolescent idiopathic scoliosis; F: female; M: male; T: thoracic; L: lumbar; EBL: estimated blood loss; ml: milliliters

Patient ID	Gender (M/F)	Age	Diagnosis	Fused levels	EBL(ml)
1	F	25	YAdIS	T2 to L5	750
2	F	25	YAdIS	T2 to L2	1500
3	M	28	YAdIS	T4 to L1	2000
4	M	20	YAdIS	T2 to T11	900
5	F	25	YAdIS	T2 to L1	1300
6	F	22	YAdIS	T4 to L4	500
7	M	19	YAdIS	T2 to L1	300
8	M	25	YAdIS	T1 to L1	1500
9	F	23	YAdIS	T2 to L2	600
10	F	21	YAdIS	T4 to L2	850
11	F	28	YAdIS	T2 to L5	1200
12	F	28	YAdIS	T2 to L3	800
13	M	19	YAdIS	T2 to L3	700
14	F	19	YAdIS	T3 to L5	600
15	F	20	YAdIS	T2 to L4	2000
16	F	26	YAdIS	T5 to T12	400
17	F	29	YAdIS	T4 to L1	750
18	F	25	YAdIS	T5 to T12	750
19	F	21	YAdIS	T12 to L5	400
20	F	19	YAdIS	T4 to L1	900
21	F	28	YAdIS	T5 to L1	750
22	F	24	YAdIS	T4 to L5	800
23	F	22	YAdIS	T10 to L4	400
24	F	23	YAdIS	T4 to L4	1500
25	M	22	YAdIS	T4 to L4	750
26	F	23	YAdIS	T4 to T12	300
27	M	19	YAdIS	T4 to T12	350
28	F	14	AIS	T4 to T12	500
29	F	16	AIS	T5 to L5	2000
30	F	13	AIS	T5 to T12	400
31	F	16	AIS	T5 to T12	500
32	F	14	AIS	T3 to L2	600
33	F	15	AIS	T4 to L3	500
34	M	17	AIS	T6 to T12	500
35	F	13	AIS	T3 to L1	400
36	F	18	AIS	T4 to L1	300
37	M	18	AIS	T2 to T11	1250
38	F	15	AIS	T4 to L4	1000
39	F	13	AIS	T3 to T11	350
40	F	12	AIS	T2 to L1	350
41	F	17	AIS	T11 to L4	400
42	F	16	AIS	T2 to L4	2100
43	F	13	AIS	T4 to L1	1000
44	F	18	AIS	T12 to L4	200
45	F	12	AIS	T4 to L2	850
46	F	13	AIS	T4 to L2	250
47	F	14	AIS	T5 to T12	250
48	F	18	AIS	T5 to L5	350
49	F	15	AIS	T4 to L2	350
50	F	13	AIS	T4 to L2	200
51	F	14	AIS	T5 to T12	150
52	F	13	AIS	T4 to L1	250
53	F	16	AIS	T2 to T12	750
54	F	12	AIS	T5 to T11	250
55	F	13	AIS	T5 to T11	200
56	F	15	AIS	T5 to T12	150