Table 1 Wang et al. clinical severity score

RR

< 30

31–45

46–60

> 60

Wheezing

None

Terminal expiration/only with stethoscope

Entire expiration or audible on exp. without stethoscope

Inspiration and expiration without stethoscope

Retraction

None

Intercostals

Tracheo-sternal

Severe with nasal flaring

General condition

Normal

Irritable, lethargic, poor feeding