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. Author manuscript; available in PMC: 2014 May 1.
Published in final edited form as: Osteoarthritis Cartilage. 2013 Feb 4;21(5):655–667. doi: 10.1016/j.joca.2013.01.016

Table 2.

Two-way sensitivity analysis of DMOAD pain relief and suspended progression

Suspended
Progression
Pain Relief Treatment Strategy Avg.
QALE
Avg.
Cost
ICER Proportion of
Cohort Receiving
Primary TKR
50% Base Case 30%
15% overall
Standard of Care* 14.21 $115,800 52.37%
SoC + DMOADs** 14.25 $118,100 $57,500 44.35%
40%
20% overall
Standard of Care 14.21 $115,800 52.37%
SoC + DMOADs 14.28 $118,000 $31,400 44.34%
50%
25% overall
Standard of Care 14.21 $115,800 52.37%
SoC + DMOADs 14.32 $118,000 $20,000 44.33%
60% 30%
18% overall
Standard of Care 14.21 $115,800 52.37%
SoC + DMOADs 14.26 $118,400 $52,000 42.82%
40%
24% overall
Standard of Care 14.21 $115,800 52.37%
SoC + DMOADs 14.30 $118,300 $27,800 42.82%
50%
30% overall
Standard of Care 14.21 $115,800 52.37%
SoC + DMOADs 14.35 $118,200 $17,100 42.83%
70% 30%
21% overall
Standard of Care 14.21 $115,800 52.37%
SoC + DMOADs 14.28 $118,600 $40,000 41.31%
40%
28% overall
Standard of Care 14.21 $115,800 52.37%
SoC + DMOADs 14.33 $118,600 $23,300 41.31%
50%
35% overall
Standard of Care 14.21 $115,800 52.37%
SoC + DMOADs 14.38 $118,500 $15,900 41.31%
*

Standard of care sequence: conservative pain management (NSAIDs, acetaminophen, physical therapy), corticosteroid injections, primary TKR, revision TKR

**

Standard of care + DMOADs sequence: conservative pain management, DMOADs, corticosteroid injections, primary TKR, revision TKR

Overall pain relief is calculated as (% pain relief given suspended progression) × (% suspended progression); the top row of this table corresponds with 30% pain relief given suspended progression, 50% suspended progression, and thus 15% overall pain relief.

Abbreviations: ICER, incremental cost-effectiveness ratio; TKR, total knee replacement; SoC, standard of care