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Table 4 Type of surgery

From: Prolonged antibiotic prophylaxis use in elective orthopaedic surgery – a cross-sectional analysis

Type of surgery SAP (N = 1137) PSAP (N = 155) p-value PSAP in %a
Spinal surgery (N = 239) N = 206 N = 33 0.80  
 Prosthetic surgery 0 (0.00%) 0 (0.00%)   
 Metal or synthetics 172 (83%) 27 (82%)   13.6%
 No foreign material used 34 (17%) 6 (18%)   15.0%
Hip surgery (N = 424) N = 413 N = 11 1.00  
 Prosthetic surgery 351 (85%) 10 (91%)   2.8%
 Metal or synthetics 55 (13%) 1 (9.1%)   1.8%
 No foreign material used 7 (1.7%) 0 (0.00%)   0%
Upper extremity surgery (N = 98) N = 95 N = 3 0.52  
 Prosthetic surgery 13 (14%) 1 (33%)   7.1%
 Metal or synthetics 40 (42%) 1 (33%)   2.4%
 No foreign material used 42 (44%) 1 (33%)   2.3%
Knee surgery (N = 384) N = 283 N = 101 < 0.001  
 Prosthetic surgery 153 (54%) 85 (84%)   35.7%
 Metal or synthetics 32 (11%) 14 (14%)   30.4%
 No foreign material used 98 (35%) 2 (2.0%)   2.0%
Foot surgery (N = 147) N = 140 N = 7 0.70  
 Prosthetic surgery 0 (0.00%) 0 (0.00%)   
 Metal or synthetics 90 (64%) 4 (57%)   4.3%
 No foreign material used 50 (36%) 3 (43%)   5.7%
  1. aPSAP in %: percentage of PSAP patients per overall patients per parameter, e.g. prosthetic hip surgery 2.8% = 10 PSAP patients of overall 361 patients who underwent prosthetic surgery of the hip