Clinical therapeutic effect of self-prescribed Sanhanchushi Tongbi on lumbar disc herniation

Table 2 Comparison of the Japanese Orthopedic Association scores

Group	n	Main symptoms		Clinical signs		Daily activity		JOA scores
		Before treatment	After treatment	Before treatment	After treatment	Before treatment	After treatment	Before treatment	After treatment
Observation group	104	5.24 ± 0.56	7.84 ± 1.03	2.54 ± 0.50	4.58 ± 0.63	7.79 ± 1.68	12.06 ± 1.16	15.57 ± 1.89	24.48 ± 1.56
Control group	107	5.19 ± 0.62	6.79 ± 1.13	2.51 ± 0.50	3.54 ± 0.57	7.81 ± 1.54	11.34 ± 1.87	15.51 ± 1.84	21.67 ± 2.37
t value		0.614	7.048	0.436	12.581	0.090	3.350	0.234	10.143
P value		> 0.05	< 0.05	> 0.05	< 0.05	> 0.05	< 0.05	> 0.05	< 0.05

JOA: Japanese Orthopedic Association.