Table 2.

Surgery rate between 2005 and 2019 according to age group

Total surgery	IRR	Std. Err	p-value	IC 95%
15–24 (reference)
25–34	1.06	0.20	0.754	0.74	1.52
35–44	0.92	0.17	0.670	0.64	1.33
45–54	0.76	0.14	0.142	0.53	1.10
55–64	0.55	0.10	0.001	0.38	0.79
65–74	0.32	0.06	< 0.001	0.22	0.47
> 75	0.15	0.03	< 0.001	0.10	0.22
Fracture	IRR	Std. Err	p-value	IC 95%
15–24 (reference)
25–34	0.88	0.19	0.543	0.58	1.33
35–44	0.72	0.15	0.117	0.48	1.09
45–54	0.57	0.12	0.009	0.38	0.87
55–64	0.45	0.09	< 0.001	0.30	0.68
65–74	0.28	0.06	< 0.001	0.19	0.43
> 75	0.14	0.03	< 0.001	0.09	0.22
Dislocation	IRR	Std. Err	p-value	IC 95%
15–24 (reference)
25–34	1.63	0.26	0.002	1.19	2.22
35–44	1.57	0.25	0.004	1.15	2.14
45–54	1.35	0.21	0.058	0.99	1.84
55–64	0.88	0.14	0.445	0.65	1.21
65–74	0.45	0.08	< 0.001	0.33	0.63
> 75	0.18	0.04	< 0.001	0.12	0.27