COPYRIGHT © BY THE JOURNAL OF BONE AND JOINT SURGERY,INCORPORATED
FORSYTHE ET AL.
THE TIMING OF INJECTIONS PRIOR TO ARTHROSCOPIC ROTATOR CUFF REPAIR IMPACTS THE RISK OF SURGICAL SITE INFECTION
http://dx.doi.org/10.2106/JBJS.18.00631 Page 1
The following content was supplied by the authors as supporting material and has not been copy-edited or verified by JBJS.
Appendix 1: Incidence and statistical comparisons of surgical site infection stratified by month.
# Months Prior to RCR that Injection
was Performed
Total Number of Injections
# of Patients with Post-Operative SSI
w/n 6 Mos. (%)
Odds Ratio (CI)
P-value
1 1,143 15 (1.3) 1.7 (1.0-2.9) 0.04*
2 2,443 19 (0.8) 1.0 (0.6-1.6) 1.0
3 2,216 12 (0.5) 0.7 (0.4-1.2) 0.2
4 1,525 10 (0.7) 0.8 (0.5-1.6) 0.6
5 954 4 (0.4) 0.5 (0.2-1.4) 0.2
6 666 8 (1.2) 1.6 (0.8-3.1) 0.2
7 447 4 (0.9) 1.2 (0.4-3.1) 0.8
8 351 2 (0.6) 0.7 (0.2-3.0) 0.7
9 251 4 (1.6) 2.1 (0.8-5.6) 0.2
10 200 1 (0.5) 0.6 (0.1-4.6) 0.7
11 163 2 (1.2) 1.6 (0.4-6.4) 0.5
12 148 0 (0) 0 (0) 0.3
