Table 3

Effect of age on the location of the presenting symptom and the procedure performed

Age range (years)0–24 (n=154)25–44 (n=930)45–64 (n=3225)65+ (n=616)
Presenting location (%)
 Foot/ankle13.61.60.40.2
 Shoulder5.88.28.53.7
 Back31.266.356.746.8
 Knee29.214.628.244.5
 Hip0.60.90.71.3
 Hand/elbow9.14.62.51.6
 Other10.43.82.91.9
Most common procedures
 Most common for each age range (%)Epidural steroid injection (25.0)Epidural steroid injection (28.4)Knee injection (34.8)Knee injection (58.6)
 Second most common (%)Shoulder injection (16.7)Facet injection (23.2)Sacroiliac nerve injection (18.1)Sacroiliac nerve injection (12.8)
 Third most common (%)Sacroiliac nerve injection (16.7)Sacroiliac nerve injection (18.4)Facet injection (16.7)Facet injection (11.1)