Table 3. Incidence of respiratory failure events in study cohorts by follow-up time and hazard ratio for patients with non-TB mycobacterial infection.

	Without non-TB mycobacterial infection			With non-TB mycobacterial infection
Follow time	Event	PY	Rate#	Event	PY	Rate#	IRR* (95% CI	Adjusted HR†(95% CI)
<6 months	73	7667	9.52	186	1794	103.69	10.9(9.90–12.0)	7.45(5.50–10.1)
6–12 months	89	7538	11.81	98	1626	60.25	5.10(4.65–5.61)	3.47(2.47–4.86)
1–3 years	263	24208	10.86	186	4873	38.17	3.51(3.22–3.84)	2.49(1.99–3.11)
3–5 years	141	14461	9.75	60	2774	21.63	2.22(1.95–2.52)	1.50(1.04–2.16)
≥5 years	109	12288	8.87	57	2269	25.12	2.83(2.44–3.29)	2.85(2.01–4.04)

PY, person-years; Rate^#, incidence rate, per 1,000 person-years; IRR^*, incidence rate ratio; CI, confidence interval; Adjusted HR^†: multivariable analysis included age, sex, income, occupation, and comorbidities.; p<0.001.