Table 1

Assessing risk factors for osteoporosis (Cyrus Cooper and Gill Pearson, personal communication, 2005)

Strong risk factorsModerate risk factors
History of >6 months secondary amenorrhoea particularly if associated with anorexia nervosa (not including breastfeeding)Family history (particularly of maternal hip fracture)
Excessive alcohol intake (>21 units/week)
Low BMI <20 kg/m2
Oral steroid use for >3 monthsA sedentary lifestyle
Previous low-impact fractureOne or more strong risk factors?
Two or more moderate risk factors?
Inform the client of a possible risk of osteoporosis if continuing with DMPA
Certain medical conditions (e.g. malabsorption, thyroid disease, rheumatoid arthritis, chronic liver disease)
Prolonged immobility
  • BMI, body mass index; DMPA, depot medroxyprogesterone acetate.