Table 4. Incidences of severe acute respiratory virus infections among children aged <5 years in Matlab, Bangladesh, June–October 2010.

Respiratory virus	Incidence (95% CI)
	<1 month	1–2 months	3–6 months	7–12 months	12–59 months	All ages
Total SARI	166.2 (66.8–342.3)	163.5 (84.5–285.6)	102.8 (61.9–160.6)	96.5 (61.9–143.6)	35.3 (27.9–43.9)	50.5 (42.5–59.6)
Hospitalized cases
RSV per 100,000 person-weeks (pw)	47.5 (5.8–171.5)	68.1 (22.1–159.0)	32.5 (11.9–70.7)	16.1 (4.4–41.2)	2.2 (0.7–5.2)	7.9 (4.9–11.9)
HPIV3 per 100,000 pw	−	13.6 (0.3–75.9)	−	12.1 (2.5–35.3)	0.9 (0.1–3.2)	2.2 (0.8–4.7)
Influenza per 100,000 pw	−	−	−	4.0 (0.1–22.4)	0.9 (0.1–3.2)	1.1 (0.2–3.2)
Influenza per 1,000 person-years (py)	−	−	−	2.1 (0.1–11.7)	0.5 (0.1–1.7)	0.6 (0.1–1.6)
Multiple viruses per 100,000 pw	−	13.6 (0.3–75.9)	−	8.0 (1.0–29.1)	−	1.1 (0.2–3.1)
Non-hospitalized cases
RSV per 100,000 pw	−	13.6 (0.3–75.9)	37.9 (15.2–78.1)	24.1 (8.9–52.5)	7.1 (4.1–11.6)	10.8 (7.3–15.4)
HPIV3 per 100,000 pw	−	−	−	12.1 (2.5–35.3)	0.9 (0.1–3.2)	1.8 (0.6–4.2)
Adenovirus per 100,000 pw	−	−	−	−	0.4 (0.0–2.5)	0.4 (0.0–2.0)
Influenza per 100,000 pw	−	−	−	4.0 (0.1–22.4)	1.3 (0.3–3.9)	1.4 (0.4–3.7)
Influenza per 1,000 py	−	−	−	2.1 (0.1–11.7)	0.7 (0.1–2.0)	0.7 (0.2–1.9)
Multiple viruses per 100,000 pw	−	−	−	−	0.9 (0.1–3.2)	0.7 (0.1–2.6)