Table 3.

Infection type and Modified Centor Scores

Infection	Modified Centor Score
	−1	0	1	2	3	4	5	Total
Virus	19	60	62	47	21	24	7	240
GABHSa	2	4	7	13	24	18	11	79
GABHS and virus	0	4	8	5	8	10	2	37
None	27	54	76	54	34	15	8	268
Total	48	122	153	119	87	67	28	624

^aGroup a beta haemolytic streptococci.