Analysis of Treatment and Prognosis of 863 Patients with Spinal Tuberculosis in Guizhou Province

Table 3

Changes in Frankel classification before surgery and at the last follow-up.

Before surgery		Final follow-up
		A	B	C	D	E
A	17	3	2	4	6	2
B	52			15	20	17
C	138				37	101
D	155				23	132
E	276					276