Table 3 Cumulative costs and cost-effectiveness analysis
From: Usage and cost-effectiveness of elective oocyte freezing: a retrospective observational study
|  | Total | Age ≤ 35 years | Age 36–39 years | Age ≥ 40 years | P value |
|---|---|---|---|---|---|
Freezing cases | 645 | 189 | 263 | 193 | Â |
Thawing cases | 54 | 11 | 26 | 17 | Â |
Embryo transfer cases | 41 | 11 | 21 | 9 | Â |
Delivery cases | 17 | 6 | 8 | 3 | Â |
Total live births | 21 | 7 | 11 | 3 | Â |
Cumulative live birth/thawed case | 21/54 (38.9) | 7/11 (63.6) | 11/26 (42.3) | 3/17 (17.6) | 0.045 |
Oocyte freezing cycles per case, mean ± SD | 1.28 ± 0.25 | 1.09 ± 0.20 | 1.46 ± 0.51 | 1.11 ± 0.17 | 0.608 |
Storage duration, y | 3.0 (1.4–4.7) | 3.4 (2.6–4.3) | 3.1 (2.2–5.2) | 2.8 (1.2–4.3) | 0.817 |
Cost for oocyte freezing/cycle, USD | $3131 ($2843-$3404) | $3264 ($3092-$3474) | $3213 ($2864-$3442) | $2903 ($2681-$3066) | 0.187 |
Cost for oocyte freezing/case, USD | $3223 ($2903-$3474) | $3343 ($3217-$3490) | $3237 ($2970-$3580) | $2951 ($2806-$3346) | 0.202 |
Cost for oocyte thawing/cycle, USD | $1873 ($1152-$2127) | $1894 ($1498-$2502) | $1987 ($1384-$2188) | $1855 ($743-$1890) | 0.474 |
Cost for oocyte thawing/case, USD | $2101 ($1855-$3177) | $3044 ($1899-$3738) | $2125 ($1873-$3177) | $1856 ($1011-$1922) | 0.015 |
Cumulative cost/case, USD | $6905 ($5916-$8471) | $7444 ($6603-$9062) | $7271 ($6021-$8500) | $6273 ($5089-$6965) | 0.067 |
Cumulative costs for one live birth, USD | $17,750 | $11,704 | $17,189 | $35,642 |  < 0.001 |