Table 2.

The results of combined therapy versus vertebral augmentation

Variables	Number of studies	Model	WMD	95% CI		I2 (%)	P
VAS
1 day	7	Fixed	− 1.48	− 1.565	− 1.39	0.482	0.000
7 day	2	Random	− 1	− 1.859	− 0.14	0.906	0.022
1 mon	3	Random	− 0.6	− 0.896	− 0.3	0.899	0.000
3 mon	5	Random	− 0.71	− 0.987	− 0.42	0.926	0.000
6 mon	2	Random	− 0.51	− 1.656	0.63	0.707	0.379
12 mon	2	Random	− 0.12	− 0.31	0.076	0.72	0.233
ODI
1 day	6	Random	− 8.47	− 11.09	− 5.84	0.917	0.000
7 day	3	Random	− 9.97	− 19.45	− 0.49	0.995	0.039
1 mon	3	Random	− 4	− 10.23	2.228	0.98	0.208
3 mon	5	Random	− 5.96	− 9.122	− 2.8	0.953	0.000
6 mon	2	Random	− 3.1	− 10.52	4.312	0.885	0.412
12 mon	2	Random	− 0.06	− 0.832	0.72	0.566	0.888

VAS, Visual Analogue Scale; ODI, Oswestry Disability Index; Mon, month