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NJR STRUCTURE & GOVERNANCE

ANNUAL REPORT 2024

Chairman’s Foreword 2024Introduction to Annual Report 2024Executive Summary

WELSH TRANSLATION

WORK - ANNUAL PROGRESS

Data Completeness and QualityWork of the NJR committeesDevelopments

HIPS

All Procedures - ActivityPrimary Procedures - Patient CharacteristicsPrimary Procedures - Surgical TechniquePrimary Procedures - ComponentsRevision Procedures - Patient CharacteristicsRevision Procedures - Components

KNEES

All Procedures - ActivityPrimary Procedures - Patient CharacteristicsPrimary Procedures - Surgical TechniquePrimary Procedures - ComponentsRevision Procedures - Patient Characteristics

ANKLES

All Procedures - ActivityPrimary Procedures - Patient CharacteristicsPrimary Procedures - Surgical TechniquesPrimary Procedures - ComponentsRevision Procedures

ELBOWS

Primary Procedures - ActivityPrimary Procedures - Patient CharacteristicsPrimary Procedures - Surgical TechniquesPrimary Procedures - Elbow ComponentsRevision Procedures

SHOULDERS

Primary Procedures - ActivityPrimary Procedures - Patient CharacteristicsPrimary Procedures - Surgical TechniquePrimary Procedures - Shoulder ComponentsRevision Procedures

ALL JOINTS
 

All Procedures - Activity

2023 INTERACTIVE REPORTS

HOSPITAL PERFORMANCE

IMPLANT PERFORMANCE

DOWNLOADS

PREVIOUS NJR ANNUAL REPORTS


20th Annual Report
published Sept 2023

19th Annual Report
published Sept 2022

18th Annual Report
published Sept 2021

17th Annual Report
published Sept 2020

16th Annual Report
published Sept 2019

15th Annual Report
published Sept 2018
14th Annual Report
published Sept 2017
13th Annual Report
published Sept 2016
12th Annual Report
published Sept 2015
11th Annual Report
published Sept 2014

Age and gender of primary knee replacement patients (table)

  • SUMMARY
  • CHART AND TABLE

The table shows the number of primary knee replacement procedure types by gender and age band. 

Note:  Age and gender are only included for those patients who have consented to their personal identifiers being entered into the NJR and where consent was ‘Not recorded’ for patients in England and Wales.

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Age and gender for primary knee replacement procedures in 2022, according to procedure type.
 
Primary total knee replacement
Primary unicondylar
Primary multi-compartmental
Primary patello femoral
Primary total prosthetic replacement not classified elsewhere (e.g. hybrid)
Total
Total knee primaries
No.
%
No.
%
No.
%
No.
%
No.
%
No.
%
88,163
85%
13,832
13%
58
<1%
928
1%
322
<1%
103,303
 
Total knee primaries with patient data
85,508
97%
13,355
97%
54
93%
884
95%
294
91%
100,095
97%
Average age
70.55
 
66.26
 
64.99
 
59.39
 
69.01
 
69.80
 
SD
9.00
 
9.52
 
10.91
 
11.74
 
10.14
 
9.27
 
Interquartile range
64.25-77.01
 
59.10-73.51
 
58.36-70.86
 
51.30-67.46
 
61.07-76.45
 
63.32-76.58
 
Average age by gender
            
Female
48,017
56%
5,853
44%
27
50%
659
75%
175
60%
54,731
55%
Average
70.71
 
65.79
 
65.93
 
58.16
 
69.34
 
70.03
 
SD
9.14
 
9.87
 
11.06
 
11.44
 
10.41
 
9.47
 
Interquartile range
64.37-77.28
 
58.12-73.44
 
57.33-72.52
 
50.48-65.96
 
61.28-77.15
 
63.40-76.88
 
Male
37,491
44%
7,502
56%
27
50%
225
25%
119
40%
45,364
45%
Average
70.34
 
66.62
 
64.04
 
62.97
 
68.53
 
69.68
 
SD
8.82
 
9.23
 
10.89
 
11.91
 
9.75
 
9.03
 
Interquartile range
64.12-76.67
 
59.72-73.55
 
58.60-68.33
 
55.53-72.01
 
60.73-75.55
 
63.23-76.21
 
Age group by gender
            
Female
            
<30 years
13
<1%
-
0%
-
0%
3
<1%
-
0%
16
<1%
30-39 years
53
<1%
9
<1%
-
0%
23
3%
-
0%
85
<1%
40-49 years
587
1%
251
4%
-
0%
130
20%
6
3%
974
2%
50-59 years
5,963
12%
1,559
27%
9
33%
252
38%
30
17%
7,813
14%
60-69 years
14,400
30%
1,907
33%
9
33%
137
21%
55
31%
16,508
30%
70-79 years
19,821
41%
1,710
29%
4
15%
91
14%
57
33%
21,683
40%
80-89 years
6,932
14%
397
7%
5
19%
23
3%
23
13%
7,380
13%
90+
248
1%
20
<1%
-
0%
-
0%
4
2%
272
<1%
Male
            
<30 years
6
<1%
-
0%
-
0%
-
0%
-
0%
6
<1%
30-39 years
40
<1%
10
<1%
-
0%
4
2%
1
1%
55
<1%
40-49 years
358
1%
166
2%
4
15%
23
10%
2
2%
553
1%
50-59 years
4,551
12%
1,782
24%
5
19%
76
34%
22
18%
6,436
14%
60-69 years
12,525
33%
2,791
37%
12
44%
55
24%
40
34%
15,423
34%
70-79 years
15,041
40%
2,194
29%
4
15%
52
23%
43
36%
17,334
38%
80-89 years
4,827
13%
544
7%
2
7%
12
5%
11
9%
5,396
12%
90+
143
<1%
15
<1%
-
0%
3
1%
-
0%
161
<1%
© National Joint Registry 2023

Reporting Period

Date Range

Data to 31/12/2013

Data to 31/12/2014

Data to 31/12/2015

Data to 31/12/2016

Data to 31/12/2017

Data to 31/12/2018

Data to 31/12/2019

Data to 31/12/2020

Data to 31/12/2021

Data to 31/12/2022

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