Table 2.

Fractures Observed 1964 Rochester, MN, Resedents After Recognition of Diabetes Mellitus in 1970–1994 Compared With the Numbers expected and SIRs, With 95% CIs

Fracture site	Women: all fractures			Men: all fractures			Both sexes: all fractures			Both sexes: nonpathologic, nonincidental moderate trauma fractures
	Observed	Expected	SIR (95% CI)	Observed	Expected	SIR (95% CI)	Observed	Expected	SIR (95% CI)	Observed	Expected	SIR (95% CI)
Skull/face	16	8.0	2.0 (1.2–3.3)*	12	14.5	0.8 (0.4–1.4)	28	22.5	1.2 (0.8–1.8)	20	9.8	2.0 (1.2–3.2)*
Hands/fingers	31	27.8	1.1 (0.8–1.6)	34	30.8	1.1 (0.8–1.5)	65	58.6	1.1 (0.9–1.4)	27	25.9	1.0 (0.7–1.5)
Distal forearm	61	56.6	1.1 (0.8–1.4)	13	13.1	1.0 (0.5–1.7)	74	69.7	1.1 (0.8–1.3)	63	53.5	1.2 (0.9–1.5)
Proximal humerus	53	25.5	2.1 (1.6–2.7)*	18	14.2	1.3 (0.8–2.0)	71	39.7	1.8 (1.4–2.3)*	62	31.8	2.0 (1.5–2.5)*
Other arm	23	19.8	1.2 (0.7–1.8)	14	10.7	1.3 (0.7–2.2)	37	30.4	1.2 (0.9–1.7)	24	21.9	1.1 (0.7–1.6)
Clavicle/scapula/sternum	15	13.0	1.2 (0.6–1.9)	15	14.7	1.0 (0.6–1.7)	30	27.7	1.1 (0.7–1.5)	18	13.8	1.3 (0.8–2.1)
Ribs	72	50.2	1.4 (1.1–1.8)*	78	54.3	1.4 (1.1–1.8)*	150	104	1.4 (1.2–1.7)*	101	72.5	1.4 (1.1–1.7)*
Vertebrae	198	63.4	3.1 (2.7–3.6)*	131	26.2	5.0 (4.2–5.9)*	329	89.6	3.7 (3.3–4.1)*	198	71.0	2.8 (2.4–3.2)*
Pelvis	40	31.3	1.3 (0.9–1.7)	11	9.1	1.2 (0.6–2.2)	51	40.4	1.3 (0.9–1.7)	44	31.9	1.4 (1.0–1.8)
Proximal femur	66	67.0	1.0 (0.8–1.2)	40	28.4	1.4 (1.01–1.9)*	106	95.4	1.1 (0.9–1.3)	92	83.8	1.1 (0.9–1.4)
Other leg	68	66.1	1.0 (0.8–1.3)	40	34.5	1.2 (0.8–1.6)	108	101	1.1 (0.9–1.3)	78	63.8	1.2 (0.97–1.5)
Feet/toes	72	46.8	1.5 (1.2–1.9)*	26	22.1	1.2 (0.8–1.7)	98	68.9	1.4 (1.2–1.7)*	53	20.8	2.5 (1.9–3.3)*
Any fracture	402	317	1.3 (1.2–1.4)*	298	205	1.4 (1.3–1.6)*	700	523	1.3 (1.2–1.4)*	497	386	1.3 (1.2–1.4)*

Note that the number of fractures observed at specific skeletal sites may differ from those reported in Table 1 because only the first fracture of each type per patient was counted in this analysis.

* p < 0.05.