Appendix A
ICD codes used to identify serious infections from primary discharge diagnosis of hospitalised IBD patients.
ICD‐9
003.0 008.0 008.4 008.43 008.45 008.5 008.8 009.0 009.1 009.3 038.0 038.1 038.4 038.8 041.4 053.1 053.2 053.9 078.1 079.9 094.0 112.84 117.3 135.9 421.0 465.9 466.0 481.9 482.1 482.2 482.3 482.4 482.8 482.9 485.9 486.9 487.1 487.8 565.0 565.1 566.9 569.5 569.81 590.1 590.8 595.0 595.2 595.8 595.9 681.0 682.0 682.2 682.3 682.4 682.6 686.1 686.9 711.0 711.01 711.06 730.2 730.27
ICD‐10 A02.9 A04.5 A04.7 A04.8 A05.9 A08.0 A08.4 A08.5 A09 A09.0 A09.9 A40.1 A40.3 A41.50 A41.58 A41.80 A41.88 A41.9 A49.2 A49.8 B02.2 B02.3 B02.7 B02.9 B34.9 B37.4 B37.7 B59 B86 I33.0 J06.9 J10.1 J13 J14 J15.2 J15.4 J15.9 J18.0 J18.1 J18.9 K60.2 K60.3 K61.0 K61.3 K63.0 K63.1 K63.2 K63.5 K63.80 K63.88 K65.0 L02.2 L03.11 L03.36 L03.8 M00.93 N10 N11.1 N12 N30.8 N30.9
