A retrospective observational analysis of red blood cell transfusion practices in stable, non-bleeding adult patients admitted to nine medical-surgical intensive care units

Table 4 Factors associated with a pre-transfusion hemoglobin value of 70 g/L or more

	Unadjusted OR		Adjusted OR
Covariates	OR	95% CI	OR	95% CI
Male	1.21	1.07–1.37	1.20	1.06–1.35
Age category
< 55	Reference		Reference
55–64	1.04	0.90–1.22	1.04	0.89–1.22
65–74	1.10	0.94–1.29	1.08	0.91–1.28
≥ 75	1.48	1.21–1.82	1.45	1.16–1.80
APACHE II score > 20	1.05	0.92–1.20	1.05	0.89–1.23
SOFA score ≥ 10	1.14	1.01–1.28	1.18	1.02–1.37
Location before ICU admission
Other	Reference		Reference
Emergency department	1.11	0.96–1.27	1.09	0.95–1.26
Operating or recovery room	1.59	1.33–1.89	1.47	1.21–1.79
Other ICU	1.13	0.76–1.66	1.14	0.76–1.70
ICU admit diagnostic category
Other	Reference		Reference
Infection	0.83	0.66–1.04	0.79	0.62–1.00
Gastrointestinal	1.37	1.05–1.78	1.17	0.89–1.54
Gastrointestinal bleeding	2.43	1.42–4.15	2.59	1.50–4.46
Sepsis	1.19	0.91–1.57	1.17	0.88–1.56
Cardiovascular	1.38	1.04–1.83	1.31	0.98–1.75
Hepatic-renal	0.88	0.65–1.19	0.84	0.62–1.15
Respiratory	0.74	0.53–1.03	0.75	0.53–1.05
Trauma	2.01	1.42–2.84	1.88	1.31–2.69
Pancreatic	0.93	0.64–1.36	0.95	0.65–1.40
Cancer	0.92	0.53–1.59	0.73	0.42–1.29
Orthopedic	1.51	0.78–2.93	1.31	0.66–2.57
Drug overdose	1.54	0.65–3.63	1.63	0.69–3.89
Charlson comorbidity index
0	Reference		Reference
1	0.98	0.83–1.16	1.00	0.84–1.19
≥ 2	1.06	0.92–1.23	1.07	0.92–1.25
Mechanical ventilation	1.06	0.87–1.29	1.06	0.86–1.31
Transfused overnight (between 19:00 and 7:00)	0.71	0.63–0.80	0.69	0.61–0.78

ISSN: 2052-0492