Table 3. Relationship between comorbid complications and anemia.
| Anemia | P value | OR | 95% C.I for OR | ||
|---|---|---|---|---|---|
| Yes n (%) | No n (%) | ||||
| Proteinuria | |||||
| Yes | 78 (64.5) | 43 (35.5) | 0.003 | 2.041 | 1.285–3.242 |
| No | 96 (47.1) | 108 (52.9) | |||
| Blood culture | |||||
| Positive | 48 (59.3) | 33 (40.7) | 0.131 | 1.502 | 0.886–2.549 |
| Negative | 91 (49.2) | 94 (50.8) | |||
| Osteomyelitis | |||||
| Yes | 59 (64.8) | 32 (35.2) | 0.006 | 2.018 | 1.218–3.342 |
| No | 106 (47.7) | 116 (52.3) | |||
| Vascular Stenosis | |||||
| None | 52 (41.9) | 72 (58.1) | |||
| Mild | 39 (50.0) | 39 (50.00 | 0.263 | 1.385 | 0.783–2.447 |
| Moderate | 52 (64.2) | 29 (35.8) | 0.002 | 2.483 | 1.393–4.423 |
| Severe | 27 (75.0) | 9 (25.0) | 0.001 | 4.154 | 1.803–9.569 |
| Hypertension | |||||
| Yes | 101 (52.9) | 90 (47.1) | 0.770 | 0.938 | 0.608–1.446 |
| No | 79 (54.5) | 66 (45.5) | |||
| Shock at presentation | |||||
| Yes | 25 (62.5) | 15 (37.5) | 0.230 | 1.516 | 0.768–2.991 |
| No | 155 (52.4) | 141 (47.6) | |||
| Hyperglycemic emergency | |||||
| Yes | 67 (54.5) | 56 (45.5) | 0.802 | 1.059 | 0.678–1.653 |
| No | 113 (53.1) | 100 (46.9) | |||
| Hypoglycemia | |||||
| Yes | 25 (62.5) | 15 (37.5) | 0.230 | 1.516 | 0.768–2.991 |
| No | 155 (52.4) | 141 (47.6) | |||
| Stroke | |||||
| Yes | 24 (75.0) | 8 (25.0) | 0.014 | 2.846 | 1.240–6.535 |
| No | 156 (51.3) | 148 (48.7) | |||
| Heart failure | |||||
| Yes | 17 (73.9) | 6 (26.1) | 0.050 | 2.607 | 1.002–6.788 |
| No | 163 (52.1) | 150 (47.9) | |||
| Renal impairment | |||||
| Yes | 47 (71.2) | 19 (28.8) | 0.002 | 2.567 | 1.432–4.604 |
| No | 132 (49.1) | 137 (50.9) | |||
OR = Crude Odds Ratio (univariate logistic regression), p = probability of committing type 1 error (univariate logistic regression), C.I. = Confidence Interval.