Table 1.

Baseline rate of missed appointments for EQUIP practices (n = 25) and non-EQUIP (n = 7) practices in East London, April–June 2016

	List size	Booked appointments, n	DNAs, n	DNA rate per 100 patients	DNA rate per 100 appointments
EQUIP practices
1	1935	2031	77	4.0	3.8
2	3416	2620	169	4.9	6.5
3	4408	3116	162	3.7	5.2
4	4769	4243	156	3.3	3.7
5	4904	3706	453	9.2	12.2
6	5215	4852	311	6.0	6.4
7	6554	5019	383	5.8	7.6
8	6616	10 413	541	8.2	5.2
9	7300	5384	287	3.9	5.3
10	7691	5296	416	5.4	7.9
11	8312	8411	730	8.8	8.7
12	9020	6038	426	4.7	7.1
13	9647	7213	483	5.0	6.7
14	10 081	8894	486	4.8	5.5
15	10 523	7626	501	4.8	6.6
16	10 954	11 246	879	8.0	7.8
17	11 017	9305	473	4.3	5.1
18	11 259	13 082	270	2.4	2.1
19	11 416	7696	710	6.2	9.2
20	11 648	8428	536	4.6	6.4
21	11 756	8357	525	4.5	6.3
22	12 897	10 419	699	5.4	6.7
23	14 080	10 663	1159	8.2	10.9
24	19 231	12 726	1486	7.7	11.7
25	23 442	13 131	623	2.7	4.7
Total	238 091	189 915	12 941	5.4	6.8
Non-EQUIP practices
26	3621	2103	172	4.8	8.2
27	2926	2236	157	5.4	7.0
28	4940	3734	301	6.1	8.1
29	5942	6324	510	8.6	8.1
30	10 491	8291	488	4.7	5.9
31	13 036	9840	829	6.4	8.4
32	12 016	11 449	1012	8.4	8.8
Total	52 972	43 977	3469	6.5	7.9

DNA = Did Not Attend. EQUIP = Enabling Quality Improvement in Practice, the quality-improvement programme.