Table 1.
Characteristics of Included Studies
| Study | Year | Publication type | N | CD duration (y)a | Anti-TNF agent | % on IMb | Median follow-up (wk) | Patient-Yearsc | % Drop out | Number of NHL |
|---|---|---|---|---|---|---|---|---|---|---|
| RCT | ||||||||||
| Colombel et al27 (P3/4) | 2007 | Abstract | 905 | 6 | CTZ | NR | 53 | 922.4 | NR | 0 |
| Colombel et al13 (OLE) | 2007 | Abstract | 1169 | NR | ADA | 46.6 | 58 | 1299 | 1 | 0 |
| Sandborn et al18 | 2007 | Full | 276 | 8.7 | ADA | 30.5 | 56 | 552 | 1.8 | 1 |
| Lemann et al15 | 2006 | Full | 57 | 4.8 | IFX | 100 | 52 | 57.0 | 3.5 | 0 |
| Schroder et al31 | 2006 | Full | 19 | 8.9 | IFX | 100 | 48 | 17.5 | 0 | 0 |
| Mantzaris et al14 | 2004 | Abstract | 45 | NR | IFX | 53 | 60 | 51.9 | 0.04 | 0 |
| Sands et al3 | 2004 | Full | 282 | 11.5 | IFX | 34.4 | 54 | 292.8 | 0 | 0 |
| Hanauer et al2 | 2002 | Full | 573 | 8.2 | IFX | 29 | 54 | 595.0 | 0 | 0d |
| Rutgeerts et al17 | 1999 | Full | 73 | 10.4 | IFX | 35 | 48 | 67.4 | 0 | 1 |
| Cohort | ||||||||||
| Lichtenstein et al7 | 2007 | Abstract | 3396 | 10.7 | IFX | 49 | 201 | 13,126 | 21 | 6 |
| Biancone et al32 | 2006 | Full | 404 | 9.5 | IFX | 53 | 109 | 846.8 | 0 | 0 |
| Doumit et al33 | 2004 | Abstract | 322 | 13.7 | IFX | 88.2 | 104 | 644 | 0 | 1 |
| Case series | ||||||||||
| Carbone et al21 | 2007 | Full | 34 | NR | IFX | 48 | 52 | 159.5 | 0 | 0 |
| Peyrin-Biroulet et al36 | 2007 | Full | 52 | 11 | ADA | 71 | 52 | 52.0 | 0 | 0 |
| Hyder et al23 | 2006 | Full | 22 | 6 | IFX | 95 | 91 | 38.5 | 0 | 0 |
| Pacault et al40 | 2006 | Abstract | 137 | NR | IFX | NR | 150 | 395.2 | NR | 0 |
| Talbot et al24 | 2005 | Full | 21 | 6 | IFX | 57 | 87 | 35.1 | 0 | 0 |
| Choi et al22 | 2005 | Full | 13 | 8.3 | IFX | 84.6 | 57 | 14.3 | 0 | 0 |
| Ardizzone et al20 | 2004 | Full | 20 | 9 | IFX | 23.2 | 67 | 25.8 | 33 | 0 |
| Colombel et al35 | 2004 | Full | 500 | 8 | IFX | 85 | 74 | 711.5 | 0 | 1 |
| Rodrigo et al37 | 2004 | Full | 44 | 7.6 | IFX | 89 | 72 | 60.9 | 0 | 0 |
| Schroder et al38 | 2004 | Full | 12 | 11.5 | IFX | 100 | 57.6 | 13.3 | 0 | 0 |
| Seiderer et al19 | 2004 | Full | 92 | 8.4 | IFX | 82 | 113 | 199.9 | 0 | 0 |
| Ljung et al16 | 2003 | Full | 191 | NR | IFX | 51 | 55 | 202.0 | 0 | 3 |
| Kinney et al25 | 2003 | Full | 117 | 13.3 | IFX | 48 | 52 | 117.0 | 9.6 | 0 |
| Cohen34 | 2000 | Full | 129 | 13.5 | IFX | 54 | 52 | 129.0 | 0 | 0 |
Abbreviations: IM, immunomodulator; N, total number exposed to anti-TNF; NR, not reported; P3/4, PRECISE 3/4; OLE, open label extension of GAIN and CHARM trials.
Disease duration based on best estimate from available data; mixed reporting of mean and median.
Patients taking concomitant IMs (azathioprine, 6MP, methotrexate) during study.
Calculated by converting follow-up time from weeks to years and multiplying by total N.
There was one NHL from Hanauer et al, but also reported in Ljung et al.