Table 2.

Incidence of TST conversion among health science students (n = 4842).

	Incidence rate (95%CI)
Career:
Administration, science and education	9.0 (7.8–10.4)
Veterinary	11.2 (9.4–13.4)
Dentistry	11.6 (10.1–13.3)
Nursing	15.8 (14.1–17.7)
Medical technology	15.7 (14.2–17.4)
Medicine	11.1 (10.1–12.3)
Year of career
1st Year	10.9 (10.0–11.9)
2nd Year	13.4 (12.1–14.9)
3rd Year	12.0 (10.7–13.5)
4th Year	11.9 (10.3–13.7)
5th Year	16.8 (14.5–19.6)
6th Year	16.5 (10.8–25.4)
7th Year	33.9 (21.9–52.5)
Internship
No	11.9 (11.3–12.5)
Yes	22.5 (19.0–26.5)
Calendar year
2002–2003	15.2 (13.6–16.9)
2004–2005	13.2 (12.2–14.4)
2006–2007	10.6 (9.7–11.6)
2008–2009	12.0 (10.6–13.6)