Table 2.

Site demographics

N = 27		n
Age	< 5 years	1
	5–10 years	3
	10–20 years	15
	20 + years	8
Staff numbers	< 50	10
	50–99	7
	100 +	10
Stability	Low (1–3)	3
	Moderate (4–6)	12
	High (7–9)	12