TABLE 1.
Clinical characteristics and laboratory findings of the groups with indeterminate and determinate test results analyzed between January 2008 and May 2008 (n = 683)a
| Characteristicb | Data for indicated results (n) |
Pc | |
|---|---|---|---|
| Indeterminate (78) | Determinate (605) | ||
| Age (median [range]) (yr) | 54 (39–56) | 53 (36–69) | 0.51 |
| Age ≥ 70 yr (n [%]) | 18 (23.1) | 103 (17.2) | 0.27 |
| Age < 20 yr (n [%]) | 7 (9.0) | 29 (4.8) | 0.21 |
| Taking immunosuppressive drugs (n [%]) | 26 (33.3) | 34 (5.7) | <0.05 |
| Underlying diseases (n [%]) | 65 (83.3) | 281 (47.0) | <0.05 |
| Malignant diseases | 17 (21.8) | 127 (21.2) | 0.97 |
| DM | 10 (12.8) | 57 (9.5) | 0.48 |
| CRF | 8 (8.9) | 11 (1.8) | <0.05 |
| HIV infection | 0 (0.0) | 4 (0.7) | 0.77 |
| Bedridden (n [%]) | 10 (12.8) | 3 (0.5) | <0.05 |
| Lymphocyte count (median [range]) (cells/μl) | 1,224 (730–1,782) | 1,746 (1,288–2,271) | <0.05 |
| Lymphocytopenia (<1,500 cells/μl) (n [%]) | 47 (60.3) | 221 (36.5) | <0.05 |
| Albumin level (median [range]) (g/dl) | 3.0 (2.6–3.4) | 3.9 (3.5–4.1) | <0.05 |
| Hypoalbuminemia (<3.5 g/dl) (n [%]) | 57 (73.1) | 129 (21.3) | <0.05 |
a
The positivity rate was 47.4% (324/683 tests) in this period.
b
DM, diabetes mellitus; CRF, chronic renal failure; HIV, human immunodeficiency virus.
c
P values were calculated using the chi-square test and the Mann-Whitney U test.