Table 2 Use versus non-use of statin by demographic and clinical characteristics*
Variable | Statin | ||
|---|---|---|---|
Not on statin (n = 677) | On statin (n = 110) | p-value | |
Age, years +/- standard deviation | 59.4+/-16.8 | 66.3+/-12.3 | <0.001 |
Men | 529(78) | 92(84) | 0.2 |
Nursing home resident | 51(8) | 3(3) | 0.06 |
Admitted through emergency department | 570(84) | 86(78) | 0.1 |
Admitted to intensive care within 24 hours | 135(20) | 19(17) | 0.5 |
Preexisting Comorbid Conditions | |||
Diabetes Mellitus | 168(25) | 62(56) | <0.001 |
Alcoholism | 79(12) | 5(5) | 0.03 |
Current tobacco use | 217(32) | 18(16) | 0.001 |
Congestive heart failure | 99(15) | 24(22) | 0.05 |
History of stroke | 78(12) | 27(25) | <0.001 |
Chronic liver disease | 91(13) | 3(3) | 0.001 |
History of malignancy | 68(10) | 10(9) | 0.8 |
Renal insufficiency | 74(11) | 13(12) | 0.8 |
History, Physical, Laboratory, and Radiographic Data | |||
Altered mental status | 76(11) | 9(8) | 0.3 |
Respiratory rate > 30 per minute | 69(10) | 13(11) | 0.6 |
Systolic blood pressure < 90 mmHg | 21(3) | 0(0) | 0.06 |
Heart rate > 125 per minute | 96(14) | 9(8) | 0.09 |
Temperature < 95° or > 104°F | 17(3) | 4(4) | 0.5 |
Arterial pH < 7.35 | 39(6) | 10(9) | 0.2 |
Arterial oxygenation saturation < 90% | 151(22) | 25(22) | 0.9 |
Hematocrit < 30% | 65(10) | 7(6) | 0.3 |
Serum blood urea nitrogen > 30 mg/dL | 146(22) | 22(20) | 0.7 |
Serum glucose > 250 mg/dL | 58(9) | 18(16) | 0.01 |
Serum sodium < 130 meq/L | 105(15) | 11(10) | 0.13 |
Pleural effusion on chest radiograph | 172(25) | 17(15) | 0.02 |
Pneumonia Severity Index | |||
Class I-III | 357(53) | 52(47) | |
Class IV | 222(33) | 44(40) | |
Class V | 98(14) | 14(13) | 0.3 |