Variable | Period 1 | Period 2 | Period 3 | P value | |
---|---|---|---|---|---|
Age (years) | Mean (SD) | 53.6 (19.1) | 53.6 (19.1) | 54.0 (18.9) | <0.01 |
Sex | Female | 40,333 (57.4%) | 58,506 (57.1%) | 28,799 (57.2%) | 0.56 |
Race | White | 38,317 (54.5%) | 56,095 (54.8%) | 27,039 (53.7%) | <0.01 |
Other | 31,547 (44.9%) | 45,984 (44.9%) | 23,109 (45.9%) | ||
Unknown | 419 (0.6%) | 329 (0.3%) | 223 (0.4%) | ||
Health Insurance | Self Pay | 841 (1.2%) | 1,258 (1.2%) | 501 (1.0%) | <0.01 |
Insured | 65,246 (92.8%) | 99,895 (97.5%) | 49,307 (97.9%) | ||
Unknown | 4,196 (6.0%) | 1,255 (1.2%) | 563 (1.1%) | ||
Weight (kg) | Mean (SD) | 82.3 (24.0) | 82.8 (24.1) | 82.8 (24.1) | <0.01 |
CrCl <30 | Yes | 5,159 (9.7%) | 7,547 (9.9%) | 3,828 (8.8%) | <0.01 |
No | 47,855 (90.3%) | 68,743 (90.1%) | 39,513 (91.2%) | ||
Length of Stay (days) | Mean (SD) | 5.2 (7.7) | 5.1 (7.6) | 5.2 (7.0) | <0.01 |
DRG Weight | Mean (SD) | 1.7 (1.9) | 1.7 (1.9) | 1.7 (2.0) | <0.01 |
Discharging Unit | Medicine | 2,488 (46.2%) | 47,973 (46.8%) | 24,373 (48.4%) | <0.01 |
Ortho/Trauma | 7,657 (10.9%) | 11,506 (11.2%) | 5,825 (11.6%) | ||
Other Surgery | 30,138 (42.9%) | 42,929 (41.9%) | 20,173 (40.0%) | ||
Top 5 Primary Discharge Diagnoses | First | Device complications 2,856 (4.4%) | Device complications 4,423 (4.5%) | Device complications 2,355 (4.8%) | NA |
Second | Osteoarthritis 2,327 (3.6%) | Osteoarthritis 3,505 (3.5%) | Osteoarthritis 1,805 (3.7%) | ||
Third | CAD 2,104 (3.3%) | CAD 3,342 (3.4%) | Dysrhythmia 1,676 (3.5%) | ||
Fourth | CHF 1,971 (3.0%) | Dysrhythmia 3,321 (3.4%) | CHF 1,460 (3.0%) | ||
Fifth | Dysrhythmia 1,940 (3.0%) | Birth complications 2,935 (3.0%) | CAD 1,419 (2.9%) |