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Table 2 Frequency and proportion of normal, abnormal, and missing lab values by year for each lab value included in the model

From: An administrative model for benchmarking hospitals on their 30-day sepsis mortality

Laboratory name 2012 2013
Normal Abnormal Missing Normal Abnormal Missing
Arterial Bicarbonate 16,406 (14%) 4784 (4%) 94,023 (82%) 17,847 (15%) 5024 (4%) 98,070 (81%)
Arterial pO2 16,735 (15%) 5792 (5%) 92,686 (80%) 17,794 (15%) 6160 (5%) 96,987 (80%)
Arterial SaO2 14,468 (13%) 6602 (6%) 94,143 (82%) 15,371 (13%) 7107 (6%) 98,463 (81%)
Albumin 16,926 (15%) 41,627 (36%) 56,660 (49%) 17,986 (15%) 43,728 (36%) 59,227 (49%)
Alkaline phosphatase 34,812 (30%) 24,172 (21%) 56,229 (49%) 37,344 (31%) 25,706 (21%) 57,891 (48%)
Aspartate aminotransferase 44,493 (39%) 13,969 (12%) 56,751 (49%) 47,748 (39%) 14,829 (12%) 58,364 (48%)
Total bilirubin 42,329 (37%) 15,850 (14%) 57,034 (50%) 46,240 (38%) 16,906 (14%) 57,795 (48%)
Brain natriuretic peptide 13,139 (11%) 4818 (4%) 97,256 (84%) 13,673 (11%) 4910 (4%) 102,358 (85%)
Blood urea nitrogen 23,893 (21%) 58,085 (50%) 33,235 (29%) 26,047 (22%) 61,874 (51%) 33,020 (27%)
Calcium 19,600 (17%) 58,582 (51%) 37,031 (32%) 22,125 (18%) 61,446 (51%) 37,370 (31%)
Creatinine 30,257 (26%) 52,239 (45%) 32,717 (28%) 33,170 (27%) 55,014 (45%) 32,757 (27%)
Glucose 23,536 (20%) 59,543 (52%) 32,134 (28%) 25,418 (21%) 63,569 (53%) 31,954 (26%)
Hemoglobin 12,915 (11%) 69,258 (60%) 33,040 (29%) 14,325 (12%) 73,826 (61%) 32,790 (27%)
International Normalized Ratio 21,267 (18%) 35,534 (31%) 58,412 (51%) 22,790 (19%) 36,892 (31%) 61,259 (51%)
Platelet count 54,541 (47%) 26,501 (23%) 34,171 (30%) 59,165 (49%) 27,908 (23%) 33,868 (28%)
Potassium 53,433 (46%) 28,647 (25%) 33,133 (29%) 58,635 (48%) 29,196 (24%) 33,110 (27%)
Pro-brain natriuretic peptide 868 (1%) 4169 (4%) 110,176 (96%) 1102 (1%) 5160 (4%) 114,679 (95%)
Sodium 45,601 (40%) 37,179 (32%) 32,433 (28%) 48,128 (40%) 40,281 (33%) 32,532 (27%)
Troponin 5050 (4%) 45,168 (39%) 64,995 (56%) 5233 (4%) 48,202 (40%) 67,506 (56%)