Observational study of patient and surgeon preoperative preparation in ten companion animal clinics in Ontario, Canada

Table 3 Product contact times ^a during patient preps ^b recorded using video observation in 10 companion animal clinics

	Soap-and-water patient prep^bstep				Alcohol patient prep^bstep
Clinic	n	Mean contact time (s)	Median contact time (s)	Range (s)	n	Mean contact time (s)	Median contact time (s)	Range (s)
1	14	48	46	18 - 150	11	32	22	14 - 66
2	30	82	70	18 - 247	3	106	60	28 - 220
3	4	59	54	46 - 82	0	-	-	-
4	12	52	38	20 - 178	1	30	30	-
5	3	24	30	10 - 33	6	26	28	3 - 49
6	3	54	50	30 - 81	3	38	39	33 - 43
7	0	-	-	-	0	-	-	-
8	25	107	72	34 - 462	2	70	70	50 - 89
9	8	29	29	18 - 47	5	10	11	5 -13
10	6	219	214	140 - 369	6	38	38	6 - 76
Total	105	75^c	67^d	10 - 462	37	44^c	37^d	3 - 220
Total	105	80^e	54^f	10 - 462	37	37^e	30^f	3 - 220

^acontact times were only recorded for those preparation steps which were followed by an another preparation step (e.g. alcohol, antiseptic).
^bpreoperative patient preparation procedures.
^caverage of the means for each clinic.
^daverage of the medians for each clinic.
^eoverall mean.
^foverall median.

ISSN: 1746-6148