Table 2. Comparison of TM infection rate of HIV/AIDS patients with or without Cotrimoxazole prophylaxis.

Group	Total patients n	TM infection n (%)	χ2	p*	Person-year	TM infection/1,000 Person-year (95%CI)	p**
CTX	2,748	113 (4.11%)			8950.27	12.63 (10.36–14.89)
Non-CTX	611	46 (7.53%)			1554.39	29.59 (21.26–37.93)
Total	3,359	159 (4.73%)	12.94	<0.001	10504.66	15.14 (12.84–17.43)	0.0003

*p by Chi-squared test.

**p by log-rank test