Table 3.

Sociodemographic variables associated with believing that antibiotics cure respiratory infection faster and incorrect responses to key knowledge questions

Sociodemographic strata		Believe that antibiotics cure respiratory infection faster		Incorrect response to:
				“Respiratory infection resolves on its own”		“Antibiotics are effective against viruses”		“Bacteria that normally live on the skin and in the gut are good for health”		“If I use too much antibiotics, it can result in them losing effectiveness in the long-term”
		No. (%)	p-value	No. (%)	p-value	No. (%)	p-value	No. (%)	p-value	No. (%)	p-value
Age in years	21–34	288 (65.9)	0.804†	203 (46.3)	0.042†	348 (79.5)	0.493†	58 (13.2)	<0.001†	91 (20.8)	0.318†
	35–49	200 (64.9)		150 (48.7)		226 (73.4)		47 (15.3)		55 (17.9)
	50–64	73 (60.3)		65 (53.7)		101 (83.5)		18 (14.9)		26 (21.5)
	≥65	33 (71.7)		28 (59.6)		40 (85.1)		22 (46.8)		15 (31.9)
Gender	Male	285 (64.5)	0.728*	200 (45.1)	0.034*	359 (81.0)	0.054*	84 (19.0)	0.014*	96 (21.7)	0.412*
	Female	309 (65.7)		246 (52.2)		356 (75.6)		61 (13.0)		91 (19.3)
Ethnicity	Chinese	388 (61.6)	0.006*	297 (47.1)	0.157*	486 (77.1)	0.002*	94 (14.9)	0.065*	118 (18.7)	0.073*
	Malay	89 (76.7)		65 (56.0)		105 (90.5)		24 (20.7)		33 (28.4)
	Indian	69 (71.1)		54 (54.5)		77 (77.8)		21 (21.2)		24 (24.2)
	Other	48 (69.6)		30 (43.5)		47 (68.1)		6 (8.7)		12 (17.4)
Highest qualification attained	Pri. or less	35 (74.5)	0.028†	28 (59.6)	<0.001†	45 (95.7)	<0.001	24 (51.1)	<0.001†	20 (42.6)	<0.001†
	Sec.	131 (70.1)		112 (59.9)		163 (87.2)		55 (29.4)		62 (33.2)
	Post-sec.	428 (63.2)		305 (44.9)		506 (74.5)		66 (9.7)		105 (15.5)

† p-value for Chi-Square test for trend

* p-value for Chi-Square test