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Table 2 Effectiveness of PJP prophylaxis among different rheumatic diseases

From: Epidemiology, mortality and effectiveness of prophylaxis for Pneumocystis jiroveci pneumonia among rheumatic patients: a territory-wide study

Diagnosis

Total

Ever PJP

No PJP

ARR (%)

NNT

All patients

21,587

48

21,540

 

435

 Prophylaxis

 

0

1142

0.23

 No prophylaxis

 

48

20,398

 

RA

11,646

13

11,633

 

909

 Prophylaxis

 

0

72

0.11

 No prophylaxis

 

13

11,561

 

SpA

2918

0

2918

 Prophylaxis

 

0

49

 No prophylaxis

 

0

2869

SLE

5460

22

5438

 

217

 Prophylaxis

 

0

629

0.46

 No prophylaxis

 

22

4809

 

IMM

1026

7

1019

 

114

 Prophylaxis

 

0

220

0.88

 No prophylaxis

 

7

799

 

AAV

430

6

424

 

48

 Prophylaxis

 

0

135

2.08

 No prophylaxis

 

6

289

 

SSc

109

2

107

 

36

 Prophylaxis

 

0

36

2.81

 No prophylaxis

 

2

71

 
  1. PJP Pneumocystis jiroveci pneumonia; SSC systemic sclerosis; AAV ANCA-associated vasculitis; IMM immune-mediated myositis; SLE systemic lupus erythematosus; RA rheumatoid arthritis; SpA spondyloarthritis; ARR absolute risk reduction; NNT number needed to treat