Table 1. Practice-based Research Network (PBRN) Characteristics (N = 131)
Primary specialty of PBRN
    Mixed53 (40.5)
    Family medicine42 (32.1)
    Pediatrics16 (12.2)
    General internal medicine8 (6.1)
    Nursing4 (3.1)
    Other8 (6.1)
Presence of members by clinical discipline
    Physicians122 (93.1)
    Nurse practitioners93 (71.0)
    Physician assistants76 (58.0)
    Other clinician types67 (51.2)
Members with an EHR (%)
    51–10064 (48.9)
    26–5035 (26.7)
    1–2522 (16.8)
    None or unknown10 (7.6)
Geographic coverage
    Regional40 (30.5)
    State36 (27.5)
    Local or citywide30 (22.9)
    National25 (19.1)
Primary affiliation
    University85 (64.9)
    Not-for-profit38 (29.0)
    Professional organization5 (3.8)
    For-profit1 (0.8)
    None0 (0)
    Other2 (1.5)
Funding sources (during past 5 years)*
    US government83 (63.4)
    Academia63 (48.1)
    Nonprofit51 (38.9)
    State/local government32 (24.4)
    Professional organization31 (23.7)
    For-profit/commercial23 (17.6)
    Government outside United States1 (0.8)
    Other sources14 (10.7)
Target populations*
    Underserved79 (60.3)
    Low income71 (54.2)
    Minority71 (54.2)
    Inner city51 (38.9)
    Rural49 (37.4)
    No target population42 (32.1)
    Other (unspecified)16 (12.2)
Relationship to CTSA
    None53 (40.5)
    Funded with CTSA66 (50.4)
    Planning with CTSA12 (9.2)
Multinetwork project/study (during past year)
    None36 (27.5)
    None yet, but planning38 (29.0)
    No, but have in the past10 (7.6)
    Yes47 (35.9)

  • Data provided as n (%).

  • ↵* Multiple responses permitted.

  • EHR, electronic health record; CTSA, Clinical Translational Science Award.