Table 2 Changes in proportion of patients waiting over four hours in departments that had introduced (different) measures.

	n	At baseline (%)	In monitoring week (%)	At follow up (%)	Short term change (baseline to monitoring week)	Medium term change (baseline to follow up)
All departments	72	18.3	6.6	11.2	−11.7	−7.1
Departments making any change
Yes	52	20.0	5.8	12.1	−14.2	−7.9
No	20	13.8	8.6	8.8	−5.2	−5.0
Specific measures taken in departments which made any change
Increase in senior medical time
Yes	30	21.1	5.8	13.1	−15.2	−8.0
No	22	18.5	5.7	10.7	−12.9	−7.8
Increase in junior medical time
Yes	20	22.4	4.9	11.9	−17.5	−10.5
No	32	18.5	6.3	12.2	−12.2	−6.3
Increase in nursing/therapist time
Yes	19	22.5	5.6	11.9	−16.8	−10.5
No	33	18.6	5.8	12.1	−12.7	−6.4
Increase in non‐clinical staff time
Yes	18	22.9	5.1	14.4	−17.8	−8.5
No	34	18.4	6.1	10.8	−12.3	−7.6
“See and treat”
Yes	24	21.6	5.7	12.9	−15.8	−8.7
No	28	18.6	5.8	11.4	−12.9	−7.3
Four hour monitor
Yes	30	21.2	5.7	13.0	−15.5	−8.3
No	22	18.3	5.8	10.8	−12.5	−7.4
Improved speed/access to diagnostic services
Yes	15	26.0	6.9	17.9	−19.1	−8.1
No	37	17.6	5.3	9.7	−12.3	−7.9
Other changes in triage
Yes	9	23.7	5.6	11.7	−18.1	−12.0
No	43	19.2	5.8	12.1	−13.4	−7.1
Improved access to beds for admissions
Yes	29	22.2	5.7	14.7	−16.4	−7.5
No	23	17.3	5.8	8.8	−11.4	−8.5
Other changes to patient discharge
Yes	17	22.8	6.8	15.6	−16.0	−7.2
No	35	18.6	5.3	10.4	−13.4	−8.3