The median intact PTH level was 141 pg/ml (interquartile range, 78–226 pg/ml), the mean ± SD serum calcium level was 9.1 ± 0.7 mg/dl, the mean ± SD serum phosphorus level was 5.2 ± 1.4 mg/dl, and 4.5% of participants had a history of hip fracture. The gene discussed is PTH; the disease is hip fracture.