Table 1 Characteristics of subjects at the diagnosis of pulmonary tuberculosisa
Characteristics | All n = 42 | Clustered infection n = 32 | Individual infection n = 10 | P value |
|---|---|---|---|---|
Demographic data | ||||
Age (years) | 76.5 (33.8) | 62.3 (35.2) | 85.8 (5.1) | P < 0.01 |
Male (%) | 27 (64.3) | 8 (56.2) | 9 (90.0) | P = 0.07 |
Body mass index(kg/m2) | 20.3 (1.9) | 20.8 (4.7) | 19.6 (2.6) | P = 0.15 |
Dependent activity of daily living | 18 (42.9) | 8 (25.0) | 9 (90.0) | P < 0.01 |
Nasogastric tube feeding % | 17 (40.5) | 8 (25.0) | 9 (90.0) | P < 0.01 |
Foley insertion % | 17 (40.5) | 8 (25.0) | 9 (90.0) | P < 0.01 |
Tracheostomy % | 15 (35.7) | 9 (28.1) | 6 (60.0) | P = 0.07 |
TB severity | ||||
Cavity on chest X-ray | 4 (9.5) | 4 (12.5) | 0(0.0) | P = 0.56 |
Positive sputum smear | 6 (14.3) | 5 (15.6) | 1 (10.0) | P = 0.56 |
Underlying diseases | ||||
Hypertension % | 18 (42.9) | 13 (40.6) | 5 (50.0) | P = 0.72 |
Diabetes mellitus % | 8 (19.0) | 7 (21.9) | 1 (10.0) | P = 0.66 |
Congestive heart failure % | 7 (16.7) | 5 (15.6) | 2 (20.0) | P = 0.54 |
Chronic renal failure (Cr > 2) % | 6 (14.3) | 5 (15.6) | 1 (10.0) | P = 0.56 |
Old stroke | 6 (38.1) | 11 (34.4) | 5 (50.0) | P = 0.47 |
Chronic obstructive pulmonary disease % | 8 (19.0) | 4 (12.5) | 4 (40.0) | P = 0.08 |
Hepatitis B virus carrier | 2 (4.8) | 2 (6.7) | 0(0.0) | P = 0.56 |
Hepatitis C virus carrier | 4 (9.5) | 3 (10.0) | 1 (10.0) | P = 0.74 |
Laboratory data | ||||
White blood cell count (cells/μl) | 7140 (2680) | 7315 (2937) | 6930 (1178) | P = 0.31 |
Hemoglobin (g/dL) | 11.4 (2.1) | 11.4 (2.1) | 11.4 (1.7) | P = 0.57 |
Platelet (103/μl) | 238 (101) | 247 (116) | 215 (69) | P = 027 |
Creatinine (mg/dL) | 0.8 (0.3) | 0.8 (0.5) | 0.7 (0.3) | P = 0.22 |
Albumin (mg/dL) | 3.4 (0.9) | 3.4 (1.0) | 3.4 (0.5) | P = 0.63 |