Variable | Type of intervention | Test of difference: | ||||||
---|---|---|---|---|---|---|---|---|
Conservative treatment, n = 122 | TKA, n = 62 | TKA with rehabilitation, n = 60 | ANOVA | |||||
Mean | SD | Mean | SD | Mean | SD | F | p-value | |
Mean EQ-5D at baseline | 59.88 | 4.77 | 63.26 | 3.76 | 63.93 | 1.95 | 26.837 | 0.000 |
Mean EQ-5D at 6 months after treatment | 70.09 | 7.73 | 71.67 | 4.64 | 85.61 | 3.21 | 135.034 | 0.000 |
Mean EQ-5D at 12 months after treatment | 63.04 | 4.15 | 80.38 | 5.28 | 91.07 | 2.63 | 995.675 | 0.000 |
EQ-5D improved at 12 months, p-value* | 0.523 | < 0.001 | < 0.001 | |||||
Mean hospital costs at 12 months, USD | 5905.79 | 343.75 | 5156.50 | 422.56 | 4479.44 | 311.94 | ||
Life expectancy in 2019 = 73.13 years | 8.08 | 3.19 | 8.47 | 3.01 | 6.18 | 2.77 | 10.3945 | 0.000 |
Mean QALYs gained at 12 months | 0.24 | 0.28 | 1.48 | 0.83 | 1.66 | 0.70 | 162.44508 | 0.000 |
Mean QALYs gained at 12 months (discounted by 3%) | 0.23 | 0.27 | 1.43 | 0.80 | 1.61 | 0.68 | 162.84544 | 0.000 |
Cost per QALY, USD | 30795.75 | 18657.38 | 6323.69 | 13316.57 | 2670.32 | 1735.35 | 96.418735 | 0.000 |
Cost per QALY, USD (discounted by 3%) | 31719.62 | 19217.10 | 6513.40 | 13716.06 | 2750.43 | 1787.41 | 96.418727 | 0.000 |
CUR | 4187.01 | 549.82 | 3914.25 | 320.76 | 3400.30 | 236.73 | 65.000559 | 0.000 |
ICER | −606.32 | −3581.42 |