A comparison of patients' perceptions and an audit of health promotion practice within a UK hospital

BMC Public Health

Table 3 Agreement between Audit and Questionnaire findings for Screening of risk factors

	Screening Identified			Kappa statistic (95% CI) Strength of agreement	Total Agreement	False positive (95% CI)	False negative (95% CI)
SMOKING
	Audit
Questionnaire	Yes	No	Totals
Yes	143	13	156	0.27 (0.13 – 0.41)	83.1%	11.8%	59.1%
No	18	9	27	Fair		(7–17%)	(36–79%)
Totals	161	22	183
ALCOHOL
	Audit
Questionnaire	Yes	No	Totals
Yes	98	17	115	0.25 (0.12 – 0.39)	62.2%	31.5%	37.8%
No	45	28	73	Fair		(24–40%)	(24–53%)
Totals	143	45	188
DIET
	Audit
Questionnaire	Yes	No	Totals
Yes	31	15	46	0.31 (0.17 – 0.45)	69.0%	57.5%	13.5%
No	42	96	138	Fair		(45–69%)	(8–21%)
Totals	73	111	184
EXERCISE
	Audit
Questionnaire	Yes	No	Totals
Yes	9	33	42	0.19 (0.06 – 0.32)	76.6%	47.1%	20.9%
No	8	125	133	Poor		(N/A)	(15–28%)
Totals	17	158	175

ISSN: 1471-2458