Early surgery with antibiotic medication was effective and efficient in treating pyogenic spondylodiscitis

Table 4 improvements of lordosis and functional outcomes in lumbar patients

Approach	n. of cases^a	The Cobb angle (°, mean ± STD)			High KWC (n. of cases^b)
		pre-operative	post-operative	correction	pre-operative	post-operative	improved
anterior	17 (26.2%)	33.0 ± 12.3	39.1 ± 15.5	6.1 ± 10.3	5 (29.4%)	16 (94.1%)	11 (64.7%)
posterior	32 (49.2%)	31.3 ± 10.3	35.5 ± 7.1	4.3 ± 8.4	4 (12.5%)	28(87.5%)	24 (75%)
combined	16 (24.6%)	36.8 ± 13.2	40.2 ± 8.2	3.5 ± 11.2	3 (18.6%)	12 (75%)	9 (56.3%)

^a, the percentage in brackets is only for the 65 lumbar patients
^b, the percentage in brackets is only for patients with the corresponding approach, i.e. 17, 32, 16 respectively
High KWC means good or excellent

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