Table 3 Risk factors for PJP pneumonia in total population (univariate and multivariate analysis).

From: Risk factors for Pneumocystis jirovecii pneumonia (PJP) in kidney transplantation recipients

Variable

Univariate

Multivariate

PJP negative (n = 482)

PJP positive (n = 18)

P

OR (95% CI)

P

Men, sex, N (%)

292(60.6)

15 (83.3)

0.052

3.93 (1.00–15.47)

0.050

Age, years (median, range)

47.0 (18.0–71.0)

53.0 (25.0–65.0)

0.076

1.02 (0.96–1.08)

0.536

Follow up duration, month (median, range)

36.2 (18.7–54.6)

36.3 (18.4–54.5)

0.688

  

BMI, kg/m2 (median, IQR)

22.2 (20.1–24.2)

21.1 (18.5–23.7)

0.200

0.94 (0.78–1.14)

0.525

KT type, living, N (%)

314 (65.1)

8 (44.4)

0.072

0.50(0.17–1.44)

0.198

Re-transplantation, N (%)

40 (8.3)

1 (5.6)

1.000

  

Ever smoker, N (%)

133 (27.6)

6 (33.3)

0.594

  

Primary underlying disease, N (%)

  

0.102

  

 Polycystic kidney

15 (3.1)

2 (11.1)

   

 HTN

194 (40.2)

4 (22.2)

   

 DM

81 (16.8)

4 (22.2)

   

 IgA nephropathy

60 (12.4)

3 (16.7)

   

 Autoimmune disease

6 (1.2)

1 (5.6)

   

 Chronic Glomerulonephritis

35 (7.3)

1 (5.6)

   

 Nephrotic syndrome

40 (8.3)

1 (5.6)

   

 Recurrent pyelonephritis/other

19 (3.9)

2 (11.1)

   

 Unknown

32 (6.6)

0 (0)

   

Acute graft rejection, N (%)

97 (20.1)

15 (83.3)

<0.001

11.81 (3.06–45.57)

<0.001

CMV infection, N (%)

62 (12.9)

11 (61.1)

<0.001

5.42 (1.69–17.39)

0.005

BK virus infection, N (%)

88 (18.3)

7 (38.9)

0.058

  

Using DM medication, N (%)

126 (26.1)

9 (50.0)

0.032

1.59 (0.51–5.02)

0.427

History of TB, N (%)

29 (6.0)

1 (5.6)

1.000

  

Lowest lymphocyte, 103/μ \(\ell \) (median, IQR)

0.7 (0.4–1.2)

0.3 (0.1–0.6)

0.007

1.21 (0.83–1.70)

0.290

Immunosuppressive agent, N (%)

  

0.710

  

 Cyclosporine based regimen

59 (12.2)

1 (5.6)

   

 Tacrolimus based regimen

423 (87.8)

17 (94.4)

   
  1. Abbreviations: PJP, Pneumocystis jirovecii pneumonia; OR, odds ratio; CI, confidence interval; IQR, interquartile range; BMI, body mass index; KT, kidney transplantation; TB, tuberculosis; HTN, hypertension; DM, diabetes mellitus.