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Table 1: Baseline characteristics of 202 randomized patients
PV Conservative Therapy P Value
No. of patients 101 101 
Age 75.2 ± 9.8 75.4 ± 8.4 .90
Female sex 70 (69%) 70 (69%) 1.0
Duration of back pain (days) 29.3 ± 17.1 26.8 ± 16.0 .46
Initial VAS 7.8 ± 1.5 7.5 ± 1.6 .12
Mean no. of VCFs at baseline (range) 2.4 ± 1.9 (1–5) 2.1 ± 1.5 (1–5) .24
No./grading of VCFs with bone edema 136 120 
    Mild 57 55 .59
    Moderate 58 45 
    Severe 21 20 
    Wedge 90 97 .18
    Biconcave 46 23 
    Crush 0 0 
Vertebral level with bone edema 
    T5-T10 19 32 .16
    T11-L2 91 66 
    L3-L5 29 28 
Bone density (t-score) −3.0 ± 1.17 −3.0 ± 1.05 .78

	PV	Conservative Therapy	P Value
No. of patients	101	101
Age	75.2 ± 9.8	75.4 ± 8.4	.90
Female sex	70 (69%)	70 (69%)	1.0
Duration of back pain (days)	29.3 ± 17.1	26.8 ± 16.0	.46
Initial VAS	7.8 ± 1.5	7.5 ± 1.6	.12
Mean no. of VCFs at baseline (range)	2.4 ± 1.9 (1–5)	2.1 ± 1.5 (1–5)	.24
No./grading of VCFs with bone edema	136	120
Mild	57	55	.59
Moderate	58	45
Severe	21	20
Wedge	90	97	.18
Biconcave	46	23
Crush	0	0
Vertebral level with bone edema
T5-T10	19	32	.16
T11-L2	91	66
L3-L5	29	28
Bone density (t-score)	−3.0 ± 1.17	−3.0 ± 1.05	.78