Table 1

Mean monthly expected AF prevalent population, mean monthly incidence (sex-stratified and age group-stratified incidence) and mean monthly age-standardised and sex-standardised rate for each measure, in Hounslow CCG from 2011 to 2018

20112012201320142015201620172018
Expected AF prevalent population (mean (SD))3996.0 (103.0)4143.3 (98.4)4316.1 (100.3)4478.3 (104.8)4617.7 (105.7)4757.2 (105.3)4911.6 (116.4)5014.4 (132.5)
Measure 1: Admission with stroke as primary diagnosis
Incidence (mean (SD))33.5 (5.9)32.3 (4.67)33.6 (3.7)36.2 (6.7)35.8 (6.2)35.1 (4.9)42 (5.6)37.4 (5.2)
Sex (n (%))
 Male17.3 (51.5)19.3 (59.7)16.0 (47.6)20.8 (57.4)21.5 (60)21.3 (60.6)23.8 (56.7)20 (54.8)
 Female16.3 (48.5)13.0 (40.3)17.6 (52.4)15.4 (42.6)14.3 (40)13.8 (39.4)18.2 (43.3)16.9 (45.2)
Age group (n (%))
 0–170.2 (0.5)0.1 (0.3)0.2 (0.5)0.8 (2.3)0.4 (1.2)0.1 (0.2)0.1 (0.2)0.0 (0.0)
 18–6410.0 (29.9)8.5 (26.3)8.3 (24.6)9.3 (25.6)11.1 (30.9)11.3 (32.3)14.0 (33.3)10.4 (27.8)
 >6523.3 (69.7)23.7 (73.4)25.2 (74.9)26.1 (72.1)24.3 (67.9)23.7 (67.5)27.9 (66.5)27.0 (72.2)
Standardised rate (per 100 000) (mean (SD))797.3 (179.2)776.2 (115.9)762.0 (79.2)786.1 (154.1)729.5 (190.6)739.2 (96.6)858.9 (110.1)747.7 (87.7)
Measure 2: Admission with stroke as primary diagnosis and AF as secondary diagnosis
Incidence (mean (SD))7.7 (0.5)7.5 (0.7)9.3 (0.6)8.7 (1.9)7.8 (2.2)6.4 (0.8)8.4 (0.6)8.5 (0.7)
Sex (n (%))
 Male2.9 (38.0)4.0 (53.3)4.0 (43.2)4.4 (51.0)3.8 (48.4)3.4 (53.3)5.0 (59.4)4.0 (47.1)
 Female4.8 (62.0)3.5 (46.7)5.3 (56.8)4.3 (49.0)4.0 (51.6)3.0 (46.8)3.4 (40.6)4.5 (52.9)
Age group (n (%))
 0–170.0 (0)0.0 (0)0.0 (0)0.0 (0)0.0 (0)0.0 (0)0.0 (0)0.0 (0)
 18–640.4 (5.4)1.2 (15.6)0.9 (9.9)0.9 (10.6)0.9 (11.8)0.8 (13.0)1.5 (17.8)1.8 (21.6)
 >657.3 (94.6)6.3 (84.4)8.3 (90.1)7.8 (89.4)6.8 (88.2)5.6 (87.0)6.9 (82.2)6.7 (78.4)
Standardised rate (per 100 000) (mean (SD))32.1 (2.4)30.1 (2.7)35.8 (2.3)32.3 (7.2)28.2 (8.4)22.6 (2.8)28.7 (1.9)29.0 (2.3)
Measure 3: Admission with bleeding as primary diagnosis and AF in any position of diagnosis
Incidence (mean (SD))3.25 (0.4)2.7 (0.9)3.8 (0.5)3.6 (0.1)3.4 (0.8)4.7 (0.3)6.3 (0.9)4.8 (0.2)
Sex (n (%))
 Male1.8 (56.4)1.2 (43.8)2.2 (56.5)2.3 (62.8)2.1 (61.0)2.9 (62.5)4.3 (67.1)3.0 (62.1)
 Female1.4 (43.6)1.5 (56.3)1.7 (43.5)1.3 (37.2)1.3 (39.0)1.8 (37.5)2.1 (32.9)1.8 (37.9)
Age group (n (%))
 0–170.0 (0.0)0.0 (0.0)0.0 (0.0)0.0 (0.0)0.0 (0.0)0.0 (0.0)0.0 (0.0)0.0 (0.0)
 18–640.3 (10.3)0.2 (6.3)0.3 (6.5)0.1 (2.3)0.1 (2.4)0.3 (7.1)0.5 (7.9)0.2 (3.4)
 >652.9 (89.7)2.5 (93.8)3.6 (93.5)3.5 (97.7)3.3 (97.6)4.3 (92.9)5.8 (92.1)4.7 (96.6)
Standardised rate (per 100 000) (mean (SD))13.6 (1.3)10.7 (3.9)14.8 (1.9)13.2 (0.5)12.3 (3.0)16.3 (0.1)21.3 (3.0)16.0 (1.5)
Measure 4: Admission with bleeding as primary diagnosis and use of OAC as secondary diagnosis
Incidence (mean (SD))2.2 (0.5)1.0 (0.2)2.8 (0.4)2.8 (0.7)3.3 (0.4)2.9 (0.4)5.3 (0.4)4.7 (0.5)
Sex (n (%))
 Male1.3 (57.7)0.4 (41.7)1.9 (67.6)1.8 (64.7)1.9 (59.0)1.3 (45.7)3.6 (68.3)3.5 (75.0)
 Female0.9 (42.3)0.6 (58.3)0.9 (32.4)1.0 (35.3)1.3 (41.0)1.6 (54.3)1.7 (31.8)1.2 (25.0)
Age group (n (%))
 0–170.0 (0.0)0.0 (0.0)0.0 (0.0)0.0 (0.0)0.0 (0.0)0.0 (0.0)0.0 (0.0)0.2 (3.6)
 18–640.2 (7.7)0.1 (8.3)0.4 (14.7)0.5 (17.6)0.3 (10.3)0.2 (5.7)0.8 (14.3)0.5 (10.7)
 >652 (92.3)0.9 (91.7)2.4 (85.3)2.3 (82.4)2.9 (89.7)2.8 (94.3)4.5 (85.7)4.0 (85.7)
Standardised rate (per 100 000) (mean (SD))9.1 (0.1)4.0 (1.0)10.9 (0.0)10.5 (2.7)11.7 (1.4)10.3 (1.3)17.6 (1.1)14.7 (0.9)