TABLE 2.

Knowledge questions, correct answers by practice type (p-values from chi-square tests).

Variable	All (N = 782)		Public (N = 379)		Private (N = 403)		Chi-square test
	n	%	n	%	n	%
Antibiotics are not good for treating germs called viruses	190	24	36	10	154	39	< 0.001
Antibiotics are good for treating germs called bacteria	626	80	326	86	300	77	0.001
Colds, flu and runny nose are not usually caused by germs called bacteria	142	18	33	9	109	28	< 0.001
Our body has ‘good’ bacteria which keeps us healthy	551	70	229	61	322	82	< 0.001
Antibiotics can be harmful by killing the ‘good’ bacteria	412	53	169	45	243	62	< 0.001
Antibiotics do not only kill the ‘bad’ bacteria that make you sick	264	34	51	13	213	54	< 0.001
People can be allergic to antibiotics	638	82	297	79	341	86	0.006
Antibiotics can cause diarrhoea	428	55	140	37	288	74	< 0.001
All people with a sore throat do not need antibiotics	398	51	108	29	290	75	< 0.001
Antibiotics are needed for most sexually transmitted infections	361	46	203	54	158	40	< 0.001
People with pneumonia need antibiotics	509	65	242	64	267	68	0.19
Antibiotics are needed for most urine infections	498	64	270	72	228	58	< 0.001
Antibiotics do have side-effects	514	66	210	53	313	79	< 0.001
When people take too many antibiotics their body does not become resistant to them	100	13	47	13	53	14	0.64
When people take too many antibiotics the germs becomes resistant to them	481	62	213	56	268	69	< 0.001