Number and percentage of calls ended following WAST telephone assessment (Hear and Treat) [AQI9i]
Number of calls ended following WAST telephone assessment (Hear and Treat) [AQI9i]
3,793
3,967
4,359
4,567
4,319
3,983
4,203
3,859
4,368
4,091
3,707
4,601
Number of NHSDW telephone assessments that were resolved with an 'ambulance not required' outcome
1,270
1,289
1,602
1,773
1,522
1,794
1,645
1,349
1,517
1,306
1,219
1,335
Number of clinical desk telephone assessments that were resolved with an 'ambulance not required' outcome
2,523
2,678
2,757
2,794
2,797
2,189
2,558
2,510
2,851
2,785
2,488
3,266
Percentage of calls ended following WAST telephone assessment
9.9
9.6
10.5
10.4
10.4
9.4
9.7
10.0
11.0
11.1
10.8
11.8
Number and percentage of calls transferred to NHS Direct Wales [AQI9ii]
Number of calls transferred to NHS Direct Wales
2,340
2,392
2,812
3,162
2,724
2,986
2,732
2,346
2,585
2,299
2,205
2,403
Number of 999 calls taken through the Medical Priority Dispatch System (MPDS) [AQI9]
38,460
41,423
41,387
43,841
41,562
42,535
43,405
38,546
39,747
36,908
34,383
38,940
Percentage of calls transferred to NHS Direct Wales
6.1
5.8
6.8
7.2
6.6
7.0
6.3
6.1
6.5
6.2
6.4
6.2
Number and percentage of calls returned from NHS Direct Wales [AQI9iii]
Number of calls returned from NHS Direct Wales with an outcome of 'ambulance required'
626
561
546
544
482
483
523
561
520
539
538
494
Total number of calls triaged by a nurse advisor [AQI9iii]
1,896
1,850
2,148
2,317
2,004
2,277
2,168
1,910
2,037
1,845
1,757
1,829
Percentage of calls returned from NHS Direct Wales
33.0
30.3
25.4
23.5
24.1
21.2
24.1
29.4
25.5
29.2
30.6
27.0
Number and percentage of calls ended through transfer to alternative care advice [AQI9iv]
Number of calls ended through transfer to alternative care advice services
1,270
1,289
1,602
1,773
1,522
1,794
1,645
1,349
1,517
1,306
1,219
1,335
Total number of calls triaged by a nurse advisor [AQI9iv]
1,896
1,850
2,148
2,317
2,004
2,277
2,168
1,910
2,037
1,845
1,757
1,829
Percentage of calls ended through transfer to alternative care advice services
67.0
69.7
74.6
76.5
75.9
78.8
75.9
70.6
74.5
70.8
69.4
73.0
Number and percentage of incidents received within 24 hours following WAST telephone assessment (Hear and Treat) [AQI10i]
Number of incidents received within 24 hours following WAST telephone assessment (Hear and Treat)
380
185
226
315
276
350
581
217
225
223
222
261
Number of calls ended following WAST telephone assessment (Hear and Treat) [AQI10i]
3,793
3,967
4,359
4,567
4,319
3,983
4,203
3,859
4,368
4,091
3,707
4,601
Re-contact percentage within 24 hours of telephone triage (Hear and Treat)
10.0
4.7
5.2
6.9
6.4
8.8
13.8
5.6
5.2
5.5
6.0
5.7
Number and percentage of incidents within 24 hours following an attendance at scene that were not transported to hospital (See and Treat) [AQI10ii]
Number of incidents within 24 hours following See and Treat
33
18
30
16
22
15
21
13
12
19
17
7
Number of attendances at scene that were not transported to hospital (See and Treat)
3,199
3,292
2,939
2,883
2,661
2,364
2,461
2,557
2,464
2,414
2,104
2,151
Re-contact percentage within 24 hours of See and Treat
1.0
0.5
1.0
0.6
0.8
0.6
0.9
0.5
0.5
0.8
0.8
0.3
Come To See Me
RED coded calls including median, 65th and 95th percentiles [AQI11]
Number of RED category incidents resulting in an emergency response
2,636
3,042
3,256
3,552
3,334
3,872
4,056
3,817
3,885
3,344
2,900
3,547
Number of RED category incidents with first response arriving on scene within 8 minutes
1,608
1,842
1,973
2,052
1,921
2,024
2,026
2,024
1,986
1,756
1,595
1,813
Percentage of RED category incidents with first response arriving on scene within 8 minutes (target 65%)
61.0
60.6
60.6
57.8
57.6
52.3
50.0
53.0
51.1
52.5
55.0
51.1
RED category - median response (in seconds)
403
406
403
420
423
459
481
455
472
459
443
470
RED category - 65th percentile (in seconds)
516
519
520
550
556
612
635
590
620
603
585
625
RED category - 95th percentile (in seconds)
1,145
1,127
1,192
1,270
1,326
1,422
1,487
1,304
1,408
1,311
1,270
1,457
AMBER coded calls including median, 65th and 95th percentiles [AQI12]
Number of AMBER category incidents resulting in an emergency response
21,839
22,820
21,073
20,087
19,220
16,500
16,708
17,811
17,318
17,341
16,050
16,405
AMBER category - median response (in seconds)
2,465
2,878
3,612
4,530
4,624
6,526
6,296
4,095
4,776
3,742
4,641
6,196
AMBER category - 65th percentile (in seconds)
3,715
4,361
5,385
6,793
6,993
9,879
9,775
6,295
7,738
5,977
7,262
9,143
AMBER category - 95th percentile (in seconds)
13,129
14,813
18,287
21,473
22,663
28,098
30,252
21,948
28,143
23,261
23,903
29,164
GREEN coded calls including median, 65th and 95th percentiles [AQI13]
Number of GREEN category incidents resulting in a response
2,409
2,101
1,926
1,779
1,592
1,438
1,519
1,785
1,667
1,935
1,629
1,586
GREEN category - median response (in seconds)
3,175
3,430
4,228
5,329
4,563
6,057
5,508
4,747
4,688
4,298
5,186
5,295
GREEN category - 65th percentile (in seconds)
5,095
5,611
7,227
8,420
7,707
10,150
9,356
8,081
8,120
7,133
8,946
8,446
GREEN category - 95th percentile (in seconds)
25,257
21,748
27,698
33,549
31,134
35,172
32,224
38,091
33,125
30,546
37,276
35,671
Number of responded incidents where at least 1 resource arrived at the scene [AQI14]
Number of responded incidents where at least 1 resource arrived at the scene (excluding incidents where multiple dispatches are appropriate)
23,494
24,314
22,749
21,543
20,274
18,497
19,088
20,168
19,465
19,133
17,211
17,891
Percentage of incidents where 1 vehicle arrived at the scene
79.6
78.8
78.8
77.5
77.4
75.0
75.3
75.9
75.1
74.7
73.8
72.7
Percentage of incidents where 2 vehicles arrived at the scene
17.9
18.4
18.3
19.5
19.3
20.9
20.5
20.2
20.8
21.0
21.0
21.9
Percentage of incidents where 3 vehicles arrived at the scene
2.1
2.3
2.4
2.6
2.8
3.3
3.4
3.3
3.5
3.7
4.2
4.3
Percentage of incidents where 4 or more vehicles arrived at the scene
0.4
0.5
0.5
0.5
0.6
0.7
0.7
0.6
0.6
0.7
0.9
1.0
Community First Responders (CFRs) attendances at scene, including by call category and percentage [AQI15]
Number of Community First Responders (CFRs) attendances at scene
857
1,013
1,058
932
856
886
826
723
799
740
674
746
Number of Community First Responders (CFRs) attendances at scene - RED
169
203
226
212
208
276
275
269
327
246
253
274
Number of Community First Responders (CFRs) attendances at scene - AMBER
633
761
763
669
597
586
511
426
443
456
383
433
Number of Community First Responders (CFRs) attendances at scene - GREEN
55
49
69
51
51
24
40
28
29
38
38
39
Number of Community First Responders (CFRs) attendances at scene where first response arriving on scene
747
886
944
847
773
794
738
625
689
650
588
664
Percentage of Community First Responder (CFR) attendances at scene where they were the first response arriving at scene
87.2
87.5
89.2
90.9
90.3
89.6
89.3
86.4
86.2
87.8
87.2
89.0
Give Me Treatment
Number and percentage of patients with attempted resuscitation following cardiac arrest, documented as having a return of spontaneous circulation (ROSC) at hospital door [AQI16i]
Percentage of patients with attempted resuscitation following cardiac arrest, documented as having a return of spontaneous circulation (ROSC) at hospital door
Number of patients with attempted resuscitation following cardiac arrest, documented as having a return of spontaneous circulation (ROSC) at hospital door
Number and percentage of ST segment elevation myocardial infarction (STEMI) patients who are documented as receiving appropriate STEMI care bundle [AQI16iv]
Percentage of ST segment elevation myocardial infarction (STEMI) patients who are documented as receiving appropriate STEMI care bundle
Number and percentage of patients with a suspected febrile convulsion aged 5 years and under who are documented as receiving the appropriate care bundle [AQI16vi]
Percentage of patients with a suspected febrile convulsion aged 5 years and under who are documented as receiving the appropriate care bundle
Data is submitted on an EXCEL spreadsheet and transferred to an ACCESS database; validation checks including monthly trends are carried out and any queries are taken up with WAST / EASC.
General description
Emergency ambulance services are commissioned by the seven Local Health Boards on behalf of the people of Wales through the Emergency Ambulance Service Committee (EASC). Emergency ambulance services for the population of Wales and anyone visiting Wales, are delivered by the Welsh Ambulance Services NHS Trust (WAST). EASC has developed a set of Ambulance Quality Indicators to monitor and improve performance across the 5 Step Ambulance Care Pathway: Help Me Choose; Answer My Call; Come To See Me; Give Me Treatment; Take Me To Hospital
Data collection and calculation
The data is provided by the Health Informatics Department of the Welsh Ambulance Services NHS Trust.
Ambulance Quality Indicators by area and month (archived - no longer updated)
April 2021