“…Two prospective and one retrospective outcomes studies performed on patients with the specific diagnosis of juvenile chronic arthritis documented substantial clinical improvement in up to 44% of these patients. Sample sizes were rather small, consisting of 6, 10, and 38 subtalar joint injections, respectively [10,12,13]. A larger, prospective outcomes study (done recently from this orthopedic university hospital) demonstrated that 64% of the 118 adult patients who received subtalar injections reported at least a 50% reduction in their pain 20-30 min after injection [14].…”