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Table 1 Characteristics of the 7,873 study participants with tuberculosis (TB), Shanghai, 2000–2004

From: Deaths among tuberculosis cases in Shanghai, China: who is at risk?

Characteristics Total Survived Died
  No. (%) No. (%) No. (%)
Age (years)       
Median (range, years) 52 (11–100) 51 (11–100) 74 (19–92)
   11–14 33 (0.4) 33 (0.4) 0 (0.0)
   15–29 1003 (12.7) 1001 (13.5) 2 (0.5)
   30–44 1643 (20.9) 1624 (21.8) 19 (4.3)
   45–59 1966 (25.0) 1924 (25.9) 42 (9.5)
   60–74 2057 (26.1) 1883 (25.3) 174 (39.5)
   ≥ 75 1171 (14.9) 968 (13.0) 203 (46.1)
Sex       
   Female 1736 (22.1) 1681 (22.6) 55 (12.5)
   Male 6137 (77.9) 5752 (77.4) 385 (87.5)
Case type       
   New case 6383 (81.1) 6056 (81.5) 327 (74.3)
   Retreatment case 1490 (18.9) 1377 (18.5) 113 (25.7)
Cavity on initial chest radiograph       
   Absent 5258 (66.8) 4943 (66.5) 315 (71.6)
   Present 2376 (30.2) 2266 (30.5) 110 (25.0)
   Uncertain 239 (3.0) 224 (3.0) 15 (3.4)
Sputum smear       
   Negative 1461 (18.6) 1416 (19.0) 45 (10.2)
   Positive 6334 (80.4) 5945 (80.0) 389 (88.4)
   Unkown 78 (1.0) 72 (1.0) 6 (1.4)
Comorbidity       
   Absent 6231 (79.1) 5938 (79.9) 293 (66.6)
   Present 1608 (20.4) 1466 (19.7) 142 (32.3)
   Unknown 34 (0.4) 29 (0.4) 5 (1.1)
Drug susceptibility results       
   Non-MDR 4714 (59.9) 4487 (60.4) 227 (51.6)
   MDR 256 (3.2) 241 (3.2) 15 (3.4)
   Unknown 2903 (36.9) 2705 (36.4) 198 (45.0)
  1. TB = tuberculosis; MDR = multidrug resistance