Table 3.

System of categorisation of clinical scores in Mhyop+Pm dual-challenge study

Parameter	Score
	0	1	2	3
Rectal temperature	37.5 °C – 39.5 °C	39.5 °C – 40.0 °C	> 40.0 °C – 40.9 °C	≥ 41.0 °C or < 37.5 °C
Demeanour	Normal	Mild Depression (reduced activity, reduced alertness)	Moderate Depression (reluctance to rise, reduced appetite)	Severe Depression (recumbence, moribund)
Nasal discharge	Absent	Serous	Seromucoid	Mucoid
Coughing	Absent	1–2 dry cough	> 2 dry cough or 1–2 productive coughs	> 2 productive coughs
Respiration	Normal	Mild (Slightly increased rate or effort)	Moderate (More pronounced increased rate and effort)	Severe (Respiratory distress, open mouth breathing)