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Table 2 Prevalence rates of sputum positive TB cases, bacteriologically confirmed TB cases and all cases in Shandong, China, 2010

From: Changes in pulmonary tuberculosis prevalence: evidence from the 2010 population survey in a populous province of China

  No. of participants Rates of sputum positive cases (per 100000) Rates of bacteriologically confirmed cases (per 100000) Rates of all cases (per 100000)
Crude 54279 22.1 (9.6–34.6) 36.8 (17.8–55.8) 337.1 (254.1–420.0)
Adjusted for all populationa   17.8 (8.3–17.5) 27.8 (14.8–28.0) 239.4 (179.9–298.9)
Adjusted for adultsa   21.4 (10.0–32.8) 33.5 (17.8–49.2) 285.8 (215.2–356.4)
 Sex: Malea 25406 29.5 (7.9–51.1)b 43.3 (15.9–70.7)b 388.0 (282.2–493.8)b
Femalea 28873 5.4 (0.9–9.9) 15.7 (3.9–27.5) 183.4 (128.1–238.7)
Age: 15-64a 46807 9.9 (1.4–18.3) 20.8 (5.0–36.6) 154.8 (113.9–195.6)
65 and oldera 7472 83.3 (17.2–149.4)c 118.3 (35.0–201.7)c 1429.9 (1011.4–1848.3)c
Area: Urbana 26101 9.0 (1.0–17.0) 9.0 (1.0–17.0) 139.1 (80.7–197.5)
Rurala 28178 24.2 (4.8–43.6) 43.1 (17.0–69.2)d 342.6 (242.4–442.8)d
  1. aAdjusted for sampling errors and against China’s census population in 2010.
  2. bSignificantly higher than female of prevalence rates of sputum positive cases (x2 = 9.702, P = 0.002), bacteriologically confirmed cases (x 2 = 11.722, P = 0.001), and all TB cases (x 2 = 32.378, P<0.001).
  3. cSignificantly higher than year 15–64 of prevalence rates of sputum positive cases (x2 = 20.083, P<0.001), bacteriologically confirmed cases (x2 = 22.128, P<0.001), and all TB cases (x 2 = 307.665, P<0.001).
  4. dSignificantly higher than urban area of prevalence rates of bacteriologically confirmed cases (x 2 = 6.323, P = 0.012) and all TB cases (x 2 = 26.904, P<0.001).