Research Article
Utilization Patterns of IV Iron and Erythropoiesis Stimulating Agents in Anemic Chronic Kidney Disease Patients: A Multihospital Study
Table 4
Clinical characteristics of the study sample.
| | Variable | ESA + IV Iron | ESA alone | Total | | | |
| | Clinical characteristics | | | |
| | Admission status* | | | | | Emergency | 4130 (61.84) | 44360 (58.16) | 48490 (58.46) | | Urgent | 1436 (21.50) | 20015 (26.24) | 21451 (25.86) | | Elective | 1017 (15.23) | 10636 (13.95) | 11653 (14.05) | | Other | 95 (1.42) | 1259 (1.65) | 1354 (1.63) |
| | Severity of illness* | | | | | Moderate | 817 (12.32) | 10205 (13.38) | 11022 (13.29) | | Major | 3859 (57.79) | 41673 (54.64) | 45532 (54.89) | | Extreme | 2002 (29.98) | 24392 (31.98) | 26394 (31.82) |
| | Discharge status* | | | | | Discharged/Transferred alive | 6440 (96.44) | 72782 (95.43) | 79222 (95.51) | | Expired | 236 (3.53) | 3461 (4.54) | 3697 (4.46) | | Other | 2 (0.03) | 26 (0.03) | 28 (0.03) |
| | Dialysis status* | | | | | On dialysis | 1776 (26.59) | 23546 (30.87) | 25322 (30.53) | | Not on dialysis | 4902 (73.41) | 52724 (69.13) | 57626 (69.47) |
| | Physician specialty* | | | | | Internal medicine | 2182 (32.67) | 25652 (33.63) | 27834 (33.56) | | Nephrology | 1319 (19.75) | 12793 (16.77) | 14112 (17.01) | | Cardiology | 750 (11.23) | 8141 (10.67) | 8891 (10.72) | | Transplant | 273 (4.09) | 3696 (4.85) | 3969 (4.78) | | Pulmonary/Critical care | 196 (2.94) | 2635 (3.45) | 2831 (3.41) | | Hospitalist | 320 (4.79) | 3391 (4.45) | 3711 (4.47) | | Surgery | 823 (12.32) | 9260 (12.14) | 10083 (12.16) |
| | Bed size* | | | | | 1–399 | 1728 (25.88) | 12309 (16.14) | 14037 (16.92) | | 400–599 | 1281 (19.18) | 22099 (28.98) | 23380 (28.19) | | 600–799 | 2005 (30.02) | 25584 (33.54) | 27589 (33.26) | | 800 or more | 1664 (24.92) | 16278 (21.34) | 17942 (21.63) |
| | Geographical region* | | | | | Midwest | 2416 (36.18) | 17498 (22.94) | 19914 (24.01) | | Northeast | 1826 (27.34) | 17045 (22.35) | 18871 (22.75) | | Southeast | 848 (12.70) | 17264 (22.64) | 18112 (21.84) | | Southwest | 456 (6.83) | 10879 (14.26) | 11335 (13.67) | | West | 1132 (16.95) | 13583 (17.81) | 14715 (17.74) |
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*Differences between the study groups were statistically significance at .
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