Table 3.

Proportion of HPIV serotypes* among hospitalized pateints with HPIV infections

Age group	HPIV‐1 (n = 189) No. (%)	HPIV‐2 (n = 54) No. (%)	HPIV‐3 (n = 305) No. (%)
<1 year	41 (22)	8 (15)	69 (23)
1–4 years**	85 (45)	19 (35)	140 (46)
5–9 years	11 (5·8)	5 (9·3)	15 (4·9)
10–19 years	8 (4·2)	4 (7·4)	2 (0·7)
20–64 years	22 (12)	11 (21)	36 (12)
≥65 years***	22 (12)	7 (13)	43 (14)

HPIV, human parainfluenza viruse.

*excludes untyped HPIV.

**1 patient aged 1 year with HPIV‐1 and HPIV‐2 detected by PCR.

***1 patient aged 74 years with HPIV‐2 and HPIV‐3 detected by PCR.