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Table 2 Incidence rates of OIs per 100 patient-years for OIs in controlled and cumulative periods

From: Risk of opportunistic infections in patients with rheumatoid arthritis initiating abatacept: cumulative clinical trial data

 

Controlled periods

Cumulative periods

Outcome

Abatacept: n = 2653; py = 2357

Placebo: n = 1485; py = 1254

Abatacept: n = 7044; py = 21,274

n (%)

IR/100 py (95% CI)

n (%)

IR/100 py (95% CI)

n (%)

IR/100 py (95% CI)

Opportunistic infections

4 (0.2)

0.17 (0.05–0.43)

7 (0.5)

0.56 (0.22–1.15)

45 (0.6)*

0.21 (0.15–0.28)*

 Esophageal candidiasis

0

0

1 (0.1)

0.08 (0.0–0.4)

7 (0.1)

0.03 (0.01–0.07)

 Pulmonary tuberculosis

0

0

0

0

6 (0.1)

0.03 (0.01–0.06)

 Eye infection, fungal

1 (< 0.1)

0.04 (0.0–0.2)

0

0

3 (< 0.1)

0.01 (0–0.04)

 Ophthalmic herpes simplex

0

0

0

0

3 (< 0.1)

0.01 (0–0.04)

 Aspergillus infection

0

0

0

0

2 (< 0.1)

0.01 (0–0.03)

 Blastocytosis infection

0

0

0

0

2 (< 0.1)

0.01 (0–0.03)

 Bronchopulmonary aspergillosis

1 (< 0.1)

0.04 (0.0–0.2)

0

0

2 (< 0.1)

0.01 (0–0.03)

 Lymph node tuberculosis

0

0

0

0

2 (< 0.1)

0.01 (0–0.03)

 Respiratory moniliasis

0

0

1 (0.1)

0.08 (0.0–0.4)

2 (< 0.1)

0.01 (0–0.03)

 Tuberculosis (unspecified)

1 (< 0.1)

0.04 (0–0.24)

1 (0.1)

0.08 (0–0.44)

2 (< 0.1)

0.01 (0–0.03)

 Blastomycosis

0

0

0

0

1 (< 0.1)

0.00 (0–0.03)

 Bone tuberculosis

0

0

0

0

1 (< 0.1)

0.00 (0–0.03)

 Candida pneumonia

0

0

0

0

1 (< 0.1)

0.00 (0–0.03)

 Cyclosporidium infection

0

0

0

0

1 (< 0.1)

0.00 (0–0.03)

 Fungal esophagitis

0

0

1 (0.1)

0.08 (0.0–0.4)

1 (< 0.1)

0.00 (0–0.03)

 Fungal pharyngitis

0

0

0

0

1 (< 0.1)

0.00 (0–0.03)

 Cryptococcal meningitis

0

0

1 (0.1)

0.08 (0.0–0.44)

0

0

 Gastrointestinal candidiasis

0

0

1 (0.1)

0.08 (0.0–0.44)

0

0

 Gastrointestinal fungal infection

0

0

0

0

1 (< 0.1)

0.00 (0–0.03)

 Histoplasmosis

0

0

0

0

1 (< 0.1)

0.00 (0–0.03)

 Peritoneal tuberculosis

0

0

0

0

1 (< 0.1)

0.00 (0–0.03)

Pneumocystis jirovecii pneumonia

0

0

1 (0.1)

0.08 (0–0.4)

1 (< 0.1)

0.00 (0–0.03)

 Pneumonia pseudomonal

1 (< 0.1)

0.04 (0.0–0.2)

0

0

1 (< 0.1)

0.00 (0–0.03)

 Pseudomonas infection

0

0

0

0

1 (< 0.1)

0.00 (0–0.03)

 Fungal sinusitis

0

0

0

0

1 (< 0.1)

0.00 (0–0.03)

 Systemic candida

0

0

0

0

1 (< 0.1)

0.00 (0–0.03)

 Systemic mycosis

0

0

0

0

1 (< 0.1)

0.00 (0–0.03)

 Tuberculosis pleurisy

0

0

0

0

1 (< 0.1)

0.00 (0–0.03)

 Pseudomonal urinary tract infection

0

0

0

0

1 (< 0.1)

0.00 (0–0.03)

  1. CI confidence interval, IR incidence rate, OI opportunistic infection, py patient-years
  2. *n (%) for SAE was 19 and IR/100 py was 0.1 (95% CI, 0.05–0.14)