Extension Study Evaluating Etanercept in 3 Subtypes of Childhood Arthritis

Inclusion Criteria:

Receipt of at least 1 dose of investigational product (etanercept) and participation for approximately 96 weeks in study 0881A1-3338 (B1801014)

Personally signed and dated informed consent document (and assent document, as applicable) indicating the subject (or legally authorized representative/guardian) has been informed of all pertinent aspects of the study.

Exclusion Criteria:

Exclusion criteria for subject planning to continue investigational product:

withdrawal from investigational product in study 0881A1-3338 for any reason (safety or non-safety).

History of maliginancy other than squamous cell, basal cell carcinoma or cervical carcinoma in situ.