Sanne de Bruin

88 Chapter 3 Table S2. Difference between respondents with anesthesiology and internal medicine as base specialty (continued) Anesthesiology (N= 243) Internal medicine (N= 78) P-value Other 2(1%) 0(0%) Type of ICU p<0.001 Medical ICU 7(3%) 18(23%) Surgical ICU 58(24%) 3(4%) Mixed ICU 171(70%) 56(72%) Other 5(2%) 1(1%) Number of ICU beds 0.906 <10 59(24%) 17(22%) 10-15 70(29%) 24(31%) 16-20 43(18%) 13(17%) >20 69(28%) 24(31%) Type of institution 0.081 University hospital 110(45%) 29(37%) University affiliated hospital 64(26%) 26(33%) Non-university public hospital 50(21%) 11(14%) Private hospital 19(8%) 12(15%) Availability of transfusion guideline Hospital-wide transfusion protocol 110(45%) 32(41%) 0.514 ICU-specific transfusion protocol 89(37%) 37(47%) 0.107 Massive transfusion protocol 127(52%) 41(53%) 1