Table 2 TB screening results from two types of schools
From: Tuberculosis screening characteristics amongst freshmen in Changping District, Beijing, China
| Â | Freshmen N | TST N (%) | Chest-X-ray N (%) | Results | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Tuberculosis | LTBI (%) | Chi-squared test | Strong positive for PPD (%) | Chi-squared test | TPT (%) | Chi-squared test | |||||||
χ2 | p | χ2 | p | χ2 | p | ||||||||
University | 15,392 | 14,914(96.9) | 15,392(100) | 11(71/100000) | 1759 (11.8) | 1.707 | 0.191 | 785 (5.3) | 3.859 | 0.049 | 210 (39.5) | 139.829 |  < 0.001 |
High vocational college | 4435 | 4309(97.2) | 1180(26.6) | 7(158/100000) | 477 (11.1) | 260 (6.0) | 2 (0.8) | ||||||