. 2004 Apr 9;13(6):489–494. doi: 10.1007/s00586-003-0669-x

Table 2.

Study-group patient descriptions (n=117): age, gender, fracture level, follow-up and type of fracture (according to the CC [19]; nc not classified)

Treatment	n	Age (years): mean, (SD), range	Gender (M:F)	Fracture level	Follow-up (years): mean, (SD), range	Type of fracture
Treatment	n	Age (years): mean, (SD), range	Gender (M:F)	Fracture level	Follow-up (years): mean, (SD), range	A	B	C	nc
Operative	38	40.5 (12.0) 21–59	25:13	T9–L5	4.1^a (1.1) 2.5–6.4	23	10	3	2
Non-operative	38	40.6 (11.3) 23–59	22:16	T4–L5	3.3^a (1.2) 1.7–5.6	31	2	1	4
Controls	41	39.1 (10.5) 23–60	28:13	–	–	–	–	–	–

^aDifference significant: p<0.01