Table 1.
Detailed list of recruitment inclusion, center details, recruitment period, number, and race/ethnicity of participants
| Site ID (Region): | Healthy recruitment inclusion | Centre(s): | Recruitment period | N | Race/ethnicity | |
|---|---|---|---|---|---|---|
| Men | Women | |||||
| MAYO (USA) | Female adult (18 +), agreed to the measurement via informed consent, visiting the Clinical Research Unit (CRU) at the Mayo Clinic (Rochester, MN, USA) | Random sample of Olmsted County, MN, USA, residents, augmented by newspaper and website advertisements. Clinical Research Unit (CRU) at the Mayo Clinic (Rochester, MN, USA) | 2010–2018 | 30 | – | Caucasian, Non-Hispanic (100%) |
|
LUMC (The Netherlands) |
Male or Female adult (18 +), agreed to the measurement via informed consent, visiting the outpatient clinic of the Center for Bone Quality or the regional Fracture Liason Service (FLS) of the Leiden University Medical Center | The outpatient clinic of the Center for Bone Quality or the regional Fracture Liaison Service (FLS) of the Leiden University Medical Center. This center serves all patients of all ages that are referred or come in on their own | 2013–2018 | 51 | Caucasian (100%) | Caucasian (100%) |
| COLUMBIA (USA) | Female adult (18 +) visiting the Columbia University Medical Center that, is able to lie on bed, signs informed consent, has no allergy to lidocaine, and is able to be measured on the left or right tibia | Columbia University Medical Center recruited postmenopausal women through advertisement flyers. This center admits patients of all ages and disease states that are referred to them | 2014–2018 | 22 | – | Caucasian (100%), Hispanic (30%) |
| OSLO (Norway) | Healthy male and female adult (18 years +) controls are recruited from the Department of Endocrinology, Oslo University Hospital, having been admitted and found to have a normal skeleton. To participate as healthy controls, they must have no active illness or disease that effects bone, have no history of fragility fracture, and consent to the measurement | Department of Endocrinology, Oslo University Hospital by advertisement, self-referral, or physician referral | 2012–2018 | 71 | Caucasian (100%) | Caucasian (100%) |
| HDM (Spain) | Healthy male and female adult (18 years +) controls are recruited from the outpatients clinic at the Hospital del Mar in Barcelona, Spain and agree to the measurement via informed consent | Outpatient clinic Hospital del Mar Barcelona, Spain | 2010–2018 | 81 | – | Caucasian (100%) |
| MGH (USA) | Healthy male and female adult (18 years +) volunteers are recruited from the greater Boston, MA community and agree to the measurement via informed consent | Massachusetts General Hospital (MGH) in Boston, MA | 2013–2018 | 81 | 2% Asian 7% Black 91% White | 2% Asian 7% Black 91% White |
| GEELONG (Australia) | Healthy male (20 + years) participants were selected from within the Geelong Osteoporosis Study between 2016 and 2018 and agreed to the measurement via informed consent. An age-stratified sampling method was utilised for the broader Geelong Osteoporosis Study, involving 12 strata for each sex. Individuals were selected at random from the electoral roll | Deakin University-Barwon Health (University Hospital Geelong) | 2016–2018 | 143 | Caucasian (98%) | – |