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GAIN By The Numbers

As of JUNE 17, 2024

Current GAIN Users

  • States/Provinces/Territories using the GAIN: 65
  • Countries where the GAIN is used: 17 (Australia, Belgium, Brazil, Canada, China, Great Britain, India, Iran, Japan, Malaysia, Mexico, Pakistan, South Africa, South Korea, Spain,  Portugal, US)
  • Licensed GAIN administrative units: 5,676
  • Certified GAIN Local Trainers (individuals that completed our train the trainer model and can now train and recommend their staff to Chestnut for certification): 1,792
  • Certified GAIN Administrators (individuals from all 50 states and four countries outside the united states have completed certification to administer the GAIN at their agencies; these individuals recorded their GAIN administrations with clients and received feedback and coaching from Chestnut to demonstrate mastery of administration): 3,277
  • Certified GAIN Site Interviewers (individuals who were trained by a local trainer at their own agency): 6,379

GAIN Publications and National Dataset

  • GAIN-related publications: 915
  • GAIN-I related publications: 398
  • GAIN Quick publications: 61
  • GAIN Short Screener publications: 303
  • Sample size in GAIN 2023 data set: 754,464 (data through December 31, 2023)
  • Sample size in 2018 GAIN Norms: 306,608 (data through August 31, 2018)

GAIN ABS users

  • Total GAIN ABS agency accounts: 1,656
  • Total GAIN ABS users: 21,806
  • Total records in GAIN ABS: 1,235,056
    • GAIN-I 5.7: 186,897
    • GAIN-M90 5.7: 10,340
    • GAIN-I 5.6: 260,499
    • GAIN-M90 5.6: 56,468
    • GAIN-Q3: 86,143
    • GAIN-Q3 FU: 9,912
    • GAIN-Q2: 189,973
    • GAIN-Q2 FU: 5,430
    • GAIN-SS2: 38,363
    • GAIN-SS3: 300,862
    • GAIN-SS4: 37,440
    • TxSI: 18,658
    • Research Specific: 30,030