Skip to main content

Table 3 Median cumulative cost per patient after 1, 2, 3, and 4 years following knee OA diagnosis, with inter-quartile range in parenthesis (in US$)

From: Knee OA cost comparison for hyaluronic acid and knee arthroplasty

Time points No HA All HA
Without KA, n = 1,247,689 With KA, n = 102,812 Without KA, n = 180,862 With KA, n = 35,661
1 year $190 ($70–$528) $22,952 ($1075–$34,872) $1268 ($609–$2275) $3230 ($1218–$26,847)
2 years $219 ($80–$642) $27,833 ($12,706–$38,932) $1712 ($908–$3126) $24,009 ($3597–$37,366)
3 years $247 ($90–$762) $30,271 ($19,232–$41,922) $2110 ($1123–$3963) $30,607 ($16,006–$42,745)
4 years $289 ($106–$901) $32,320 ($22,707–$44,261) $2562 ($1346–$4915) $34,803 ($24,286–$47,508)