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Table 2 Mean total scores and prevalence of individual conditions by each co-morbidity measure and total computation

From: Comparing co-morbidities in total joint arthroplasty patients using the RxRisk-V, Elixhauser, and Charlson Measures: a cross-sectional evaluation

 

Total hip arthroplasty (N = 11,848)

Total knee arthroplasty (N = 18,972)

 

RxRisk-V

Elixhauser

Charlson

Total

RxRisk-V

Elixhauser

Charlson

Total

Mean score (SD)

5.5 (3.3)

0.9 (1.3)

0.4 (0.8)

6.2 (3.6)

5.4 (3.5)

0.9 (1.2)

0.4 (0.7)

6.1 (3.7)

 

N (%)

N (%)

N (%)

N (%)

N (%)

N (%)

N (%)

N (%)

Cancer

        

 Lymphoma

-

42 (0.4)

-

42 (0.4)

-

33 (0.2)

-

33 (0.2)

 Malignancies

423 (3.6)

 

257 (2.2)

648 (5.5)

757 (4.0)

 

285 (1.5)

1,004 (5.3)

 Metastatic cancer

-

60 (0.5)

60 (0.5)

60 (0.5)

-

43 (0.2)

43 (0.2)

43 (0.2)

 Solid tumor without metastatis

-

303 (2.6)

-

306 (2.6)

-

398 (2.1)

-

398 (2.1)

Cardiovascular/blood

        

 Anticoagulation agents/coagulopathy

6,230 (52.6)

130 (1.1)

-

6,274 (53.0)

9,177 (48.4)

168 (0.9)

-

9,227 (48.6)

 Antiplatelets agents

3,975 (33.5)

-

-

3,975 (33.5)

6,055 (31.9)

-

-

6,055 (31.9)

 Arrhythmias

1,206 (10.2)

1,744 (14.7)

-

2,313 (19.5)

1,766 (9.3)

2,561 (13.5)

-

3,427 (18.1)

 Cerebrovascular disease

-

-

273 (2.3)

273 (0.3)

-

-

353 (1.9)

353 (1.8)

 Congestive heart failure

1,454 (12.3)

471 (4.0)

471 (4.0)

1,636 (13.8)

2,142 (11.3)

608 (3.2)

608 (3.2)

2,452 (12.9)

 Hyperlipidaemia

4,377 (36.9)

-

-

4,377 (36.9)

7,115 (37.5)

-

-

7,115 (37.5)

 Hypertensiona

5,644 (47.6)

2,612 (22.0)

-

6,638 (56.0)

8,866 (46.7)

4,433 (23.4)

-

10,629 (56.0)

 Ischemic heart disease/angina

1,375 (11.6)

-

-

1,375 (11.6)

2,054 (10.8)

-

-

2,054 (10.8)

 Ischemic heart disease/hypertension

4,054 (34.2)

-

-

4,054 (34.2)

6,329 (33.4)

-

-

6,329 (33.4)

 Myocardial infarction

-

-

333 (2.8)

333 (2.8)

-

-

410 (2.2)

410 (2.2)

 Peripheral vascular disease

-

299 (2.5)

299 (2.5)

299 (2.5)

-

346 (1.8)

346 (1.8)

346 (1.8)

 Pulmonary circulation disorders

-

136 (1.1)

-

136 (1.2)

-

288 (1.5)

-

288 (1.5)

 Valvular disease

-

308 (2.6)

-

308 (2.6)

-

414 (2.2)

-

414 (2.2)

Endocrine

        

 Diabetes (uncomplicated)

905 (7.6)

755 (6.4)

838 (7.1)

1,271 (10.7)

1,782 (9.4)

1,405 (7.4)

1,530 (8.1)

2,423 (12.8)

 Diabetes (complicated)

-

794 (6.7)

747 (6.3)

794 (6.7)

-

1,452 (7.7)

1387 (7.3)

1,452 (7.7)

 Hypothyroidism

788 (6.7)

67 (0.6)

-

801 (6.8)

1339 (7.1)

95 (0.5)

-

1,369 (7.2)

 Pancreatic insufficiency

20 (0.2)

-

-

20 (0.2)

31 (0.2)

-

-

31 (0.2)

Gastrointestinal

        

 Gastric acid disorder

5,307 (44.8)

-

-

5,307 (44.8)

8,436 (44.5)

-

-

8,436 (44.5)

 Inflammatory bowel syndrome

118 (1.0)

-

-

118 (1.0)

180 (1.0)

-

-

180 (1.0)

 Hepatitis C

0 (0.0)

-

-

0 (0.0)

0 (0.0)

-

-

0 (0.0)

 Liver disease (mild)

-

25 (0.2)

26 (0.2)

33 (0.3)

-

42 (0.2)

47 (0.2)

55 (0.3)

 Liver disease (severe) or failure

479 (4.0)

-

11 (0.1)

487 (4.1)

542 (2.9)

-

9 (<0.01)

551 (2.9)

 Peptic ulcer disease

-

83 (0.7)

119 (1.0)

119 (1.0)

-

102 (0.5)

155 (0.8)

155 (0.8)

Muscuoskeletal/pain related

        

 Gout

1,187 (10.0)

-

-

1,187 (10.0)

2,210 (11.6)

-

-

2,210 (11.7)

 Migraine

37 (0.3)

-

-

37 (0.3)

104 (0.5)

-

-

104 (0.6)

 Osteoporosis/Pagets

1,463 (12.3)

-

-

1,463 (12.3)

2,017 (10.6)

-

-

2,017 (10.6)

 Pain

6,512 (55.0)

-

-

6,512 (55.0)

9,663 (50.9)

-

-

9,663 (50.9)

 Pain/Inflammation

6,958 (58.7)

-

-

6,958 (58.7)

10,611 (55.9)

-

-

10,611 (55.9)

 RA/collage vascular disorders

-

197 (1.7)

176 (1.5)

197 (1.7)

-

348 (1.8)

320 (1.7)

349 (1.8)

Neurologic

        

 Dementia

92 (0.8)

-

209 (1.8)

249 (2.1)

94 (0.5)

-

195 (1.0)

237 (1.3)

 Epilepsy

535 (4.5)

-

-

535 (4.5)

838 (4.4)

-

-

838 (4.4)

 Paralysis (or Paraplegia/Hemiplegia)

-

86 (0.7)

86 (0.7)

86 (0.7)

-

112 (0.6)

112 (0.6)

112 (0.6)

 Parkinson’s disease

198 (1.7)

-

-

198 (1.7)

367 (1.9)

-

-

367 (1.9)

 Other neurological disorders

-

155 (1.3)

-

155 (1.3)

-

205 (1.1)

-

205 (1.1)

Nutritional/obesity

        

 Blood loss anaemia

-

84 (0.7)

-

84 (0.7)

-

67 (0.4)

-

67 (0.4)

 Deficiency anaemia

-

203 (1.7)

-

203 (1.7)

-

223 (1.2)

-

223 (1.2)

 Fluid and electrolyte disorders

-

890 (7.5)

-

890 (7.5)

-

1,095 (5.8)

-

1,095 (5.8)

 Hyperkalaemia

8 (0.1)

-

-

8 (0.1)

18 (0.1)

-

-

18 (0.1)

 Malnutrition

22 (0.2)

-

-

22 (0.2)

37 (0.2)

-

-

37 (0.2)

 Obesity

-

194 (1.6)

-

194 (1.6)

-

500 (2.6)

-

500 (2.6)

 Weight loss

-

123 (1.0)

-

123 (1.0)

-

99 (0.5)

-

99 (0.5)

Psychological/behavioural

        

 Alcohol abuse/dependence

11 (0.1)

113 (1.0)

-

120 (1.0)

27 (0.1)

177 (0.9)

-

193 (1.0)

 Anxiety and tension

1,459 (12.3)

-

-

1,459 (12.3)

2,344 (12.3)

-

-

2,340 (12.3)

 Bipolar disorder

30 (0.3)

-

-

30 (0.3)

49 (0.3)

-

-

49 (0.3)

 Depression

2,598 (21.9)

213 (1.8)

-

2,667 (22.5)

4,484 (23.6)

293 (1.5)

-

4,567 (24.1)

 Drug abuse

 

14 (0.1)

-

14 (0.1)

 

20 (0.1)

-

20 (0.1)

 Psychotic illness/psychoses

250 (2.1)

16 (0.1)

-

259 (2.2)

391 (2.1)

22 (0.1)

-

404 (2.1)

 Smoking cessation

102 (0.9)

-

-

102 (0.9)

159 (0.8)

-

-

159 (0.8)

Renal/urologic

        

 Benign prostatic hypertrophy

445 (3.8)

-

-

445 (3.8)

731 (3.9)

-

-

731 (3.9)

 Renal disease/failure

162 (1.4)

436 (3.7)

388 (3.3)

560 (4.7)

290 (1.5)

575 (3.0)

524 (2.8)

826 (4.4)

Respiratory

        

 Chronic pulmonary disease

-

652 (5.5)

651 (5.5)

652 (5.5)

-

858 (4.5)

856 (4.5)

858 (4.5)

 Reactive airway disease

2,461 (20.8)

-

-

2,461 (20.8)

3,815 (20.1)

-

-

3,815 (20.1)

 Tuberculosis

0 (0.0)

-

-

0 (0.0)

1 (<0.01)

-

-

1 (<0.01)

Miscellaneous

        

 Allergies

1,660 (14.0)

-

-

1,660 (14.0)

,3046 (16.1)

-

-

3,046 (16.1)

 Glaucoma

1,091 (9.2)

-

-

1,091 (9.2)

1,642 (8.7)

-

-

1,642 (8.7)

 HIV/AIDS

0 (0.0)

0 (0.0)

0 (0.0)

0 (0.0)

0 (0.0)

0 (0.0)

0 (0.0)

0 (0.0)

 Psoriasis

63 (0.5)

-

-

63 (0.5)

103 (0.5)

-

-

103 (0.5)

 Steroid-responsive conditions

1,889 (15.9)

-

-

1,889 (15.9)

3,345 (17.6)

-

-

3,345 (17.6)

 Transplant

3 (<0.01)

-

-

3 (<0.01)

3 (<0.01)

-

-

3 (<0.01)

  1. SD standard deviation, CI confidence interval, RA rheumatoid arthritis, HIV/AIDS human immunodeficiency virus/Acquired immune deficiency virus
  2. aComplicated and uncomplicated combined