Table 1.
Hematological and biochemical investigations and their association with clinical risk factors
| N (%) | ||||||
|---|---|---|---|---|---|---|
| Variable | Lymphopenia | Neutrophilia | Uremia | Low bicarbonate | Elevated INR | |
| Age | 18–49 | 25/34 (74) | 26/34 (76) | 8/34 (24) | 17/37 (46) | 18/23 (78) |
| 50–69 | 42/59 (71) | 33/59 (56) | 26/59 (44) | 22/60 (37) | 24/37 (65) | |
| 70–99 | 26/29 (90) | 21/29 (72) | 16/29 (55) | 8/31 (26) | 10/17 (59) | |
| P value | 0.15 | 0.09 | 0.03 * | 0.23 | 0.3 | |
| Sex | Male | 61/77 (79) | 52/77 (65) | 30/77 (39) | 28/82 (34) | 35/49 (71) |
| Female | 32/45 (71) | 28/48 (62) | 20/45 (44) | 19/46 (41) | 17/28 (61) | |
| P value | 0.31 | 0.55 | 0.55 | 0.42 | 0.33 | |
| ATSI | Yes | 26/33 (79) | 27/33 (81) | 12/33 (36) | 15/34 (44) | 16/20 (80) |
| No | 62/80 (78) | 48/80 (60) | 3/80 (46) | 31/81 (38) | 33/54 (61) | |
| P value | 0.88 | 0.02 * | 0.33 | 0.56 | 0.13 | |
| Diabetes mellitus | Yes | 46/58 (79) | 41/58 (71) | 27/58 (47) | 24/59 (41) | 24/37 (65) |
| No | 47/64 (73) | 39/64 (61) | 23/64 (36) | 23/65 (35) | 28/40 (70) | |
| P value | 0.45 | 0.25 | 0.23 | 0.54 | 0.63 | |
| Alcohol excess | Yes | 51/64 (80) | 44/64 (69) | 24/64 (38) | 25/46 (54) | 32/42 (76) |
| No | 39/53 (74) | 33/53 (62) | 24/53 (45) | 21/53 (40) | 19/34 (56) | |
| P value | 0.43 | 0.46 | 0.39 | 0.85 | 0.06 | |
| Chronic kidney disease | Yes | 7/7 (100) | 5/7 (71) | 7/7 (100) | 4/7 (57) | 2/5 (40) |
| No | 78/107 (73) | 68/107 (64) | 38/107 (36) | 40/107 (37) | 48/70 (69) | |
| P value | 0.12 | 1.00 | 0.001 * | 0.29 | 0.33 | |
| Lung disease | Yes | 29/35 (83) | 31/35 (89) | 16/35 (46) | 17/37 (46) | 13/21 (62) |
| No | 64/87 (74) | 49/87 (56) | 34/87 (39) | 30/87 (34) | 39/56 (70) | |
| P value | 0.27 | 0.001 * | 0.50 | 0.23 | 0.52 | |
| Immunosuppression | Yes | 9/12 (75) | 4/12 (33) | 4/12 (33) | 6/12 (50) | 5/8 (63) |
| No | 84/110 (76) | 76/110 (69) | 46/110 (42) | 41/110 (37) | 47/69 (68) | |
| P value | 0.92 | 0.02 * | 0.57 | 0.39 | 0.75 | |
| Malignancy | Yes | 13/16 (81) | 9/16 (56) | 8/16 (50) | 3/16 (19) | 9/12 (75) |
| No | 80/106 (75) | 71/106 (67) | 42/106 (40) | 44/106 (42) | 43/65 (66) | |
| P value | 0.76 | 0.40 | 0.43 | 0.08 | 0.74 | |
| No risk factor† | Yes | 6/13 (46) | 3/13 (23) | 4/13 (31) | 3/13 (23) | 6/10 (60) |
| No | 86/107 (80) | 75/107 (70) | 45/107 (42) | 42/112 (38) | 44/65 (68) | |
| P value | 0.006 * | 0.001 * | 0.43 | 0.30 | 0.63 | |
ATSI = Aboriginal and Torres Strait Islander; INR = international normalized ratio.
*
Denotes statistical significance.
†
Excludes age and sex.