Table 3 ICER of the Mailed Reminder Intervention by Subgroup
From: Cost-effectiveness of a mailed educational reminder to increase colorectal cancer screening
Subgroups | Usual care % FOBT card return rate | Mailed reminder % FOBT card return rate | % Effect | Marginal Cost | ICER | Sensitivity Analysis (±10%) | Sensitivity Analysis (±25%) |
|---|---|---|---|---|---|---|---|
All patients, n = 769 | 48.4% | 64.6% | 16.2% | $2.49 | $15.00 | $13.50-16.50 | $11.25-18.75 |
Race | |||||||
   White, n = 560 | 52.2% | 61.6% | 9.4% | $2.49 | $26.49 | $23.84-29.14 | $19.87-33.11 |
   Black, n = 90 | 35.0% | 77.6% | 42.6% | $2.49 | $5.85 | $5.26-6.44 | $4.39-7.31 |
   Hispanic, n = 58 | 40.0% | 51.9% | 11.9% | $2.49 | $20.92 | $18.83-23.01 | $15.69-26.15 |
   Other (Asians, etc), n = 61 | 41.1% | 85.2% | 44.1% | $2.49 | $5.65 | $5.08-6.22 | $4.24-7.06 |
Males, n = 741 | 47.4% | 64.4% | 17.0% | $2.49 | $14.65 | $13.18-16.12 | $10.99-18.31 |
Females, n = 28 | 60.0% | 69.2% | 9.2% | $2.49 | $27.07 | $24.36-29.78 | $20.30-33.84 |
Age | |||||||
   50 - 59 years, n = 336 | 40.5% | 60.1% | 19.6% | $2.49 | $12.70 | $11.43-13.97 | $9.52-15.88 |
   60 - 69 years, n = 250 | 50.0% | 66.4% | 16.4% | $2.49 | $15.18 | $13.60-16.70 | $11.38-18.98 |
   >70 years, n = 183 | 59.8% | 70.9% | 11.1% | $2.49 | $22.43 | $20.19-24.67 | $16.82-28.04 |
Current illicit drug use, n = 50 | 20.8% | 39.1% | 18.3% | $2.49 | $13.61 | $12.25-14.97 | $10.21-17.01 |
Current alcohol use, n = 346 | 50.3% | 62.1% | 16.7% | $2.49 | $14.91 | $13.42-16.40 | $11.18-18.64 |
Current tobacco use, n = 212 | 35.4% | 60.3% | 11.8% | $2.49 | $21.10 | $18.99-23.21 | $15.82-26.38 |
Psychiatric disease | Â | Â | Â | Â | Â | Â | Â |
   Anxiety disorder, n = 87 | 57.1% | 66.7% | 9.6% | $2.49 | $25.94 | $23.35-28.53 | $19.45-32.43 |
   Mood disorder, n = 222 | 40.4% | 58.9% | 18.5% | $2.49 | $13.46 | $12.11-14.81 | $10.09-16.83 |
   Psychotic disorder, n = 22 | 54.5% | 36.4% | -18.1% | $2.49 | - | - | - |
No. of prior FOBT completed | Â | Â | Â | Â | Â | Â | Â |
   None, n = 384 | 39.6% | 49.5% | 9.9% | $2.49 | $25.15 | $22.63-27.67 | $18.86-31.44 |
   1, n = 187 | 49.4% | 69.8% | 23.4% | $2.49 | $10.64 | $9.58-11.70 | $7.98-13.30 |
   2, n = 90 | 64.3% | 87.2% | 22.9% | $2.49 | $10.87 | $9.78-11.96 | $8.15-13.59 |
   3, n = 108 | 70.2% | 86.2% | 16.0% | $2.49 | $15.56 | $14.00-17.12 | $11.67-19.45 |