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. 2024 Feb 1;14:2739. doi: 10.1038/s41598-024-53121-0

Table 2.

Outcomes by country and scenario.

Countries by scenario Total life years Total DALYs Total cost
GTx SOC Life years gained GTx SOC DALYs averted GTx SOC Incremental cost
Ghana Pessimistic 3.99 3.97 0.02 40.11 40.21 0.10 $1133 $1076 $57
Base case 4.86 3.97 0.89 38.28 40.21 1.93 $2141 $1076 $1065
Optimistic 14.70 3.97 10.73 18.32 40.21 21.89 $13,160 $1076 $12,084
NBS 25% 5.93 4.97 0.95 35.28 37.78 2.49 $2717 $1341 $1376
NBS 50% 7.26 6.23 1.03 31.54 34.74 3.20 $3437 $1673 $1765
SOCM 0% 4.86 3.97 0.89 38.27 40.20 1.93 $2126 $1062 $1064
SOCM 10% 4.86 3.97 0.89 38.29 40.22 1.93 $2156 $1091 $1065
India Pessimistic 3.99 3.97 0.02 38.66 38.76 0.10 $958 $918 $40
Base case 4.88 3.97 0.91 36.87 38.76 1.89 $1669 $918 $750
Optimistic 15.04 3.97 11.07 17.24 38.76 21.52 $9464 $918 $8545
NBS 25% 5.96 4.97 0.98 33.95 36.39 2.45 $2116 $1145 $971
NBS 50% 7.30 6.23 1.07 30.29 33.43 3.14 $2675 $1427 $1247
SOCM 0% 4.88 3.97 0.91 36.86 38.75 1.89 $1656 $906 $750
SOCM 10% 4.88 3.97 0.91 36.88 38.77 1.89 $1682 $931 $751
Kenya Pessimistic 3.99 3.97 0.02 40.32 40.43 0.10 $1241 $1191 $50
Base case 4.86 3.97 0.89 38.49 40.43 1.93 $2125 $1191 $933
Optimistic 14.65 3.97 10.68 18.50 40.43 21.92 $11,779 $1191 $10,588
NBS 25% 5.92 4.97 0.95 35.49 37.98 2.50 $2690 $1484 $1206
NBS 50% 7.25 6.23 1.02 31.73 34.93 3.20 $3397 $1851 $1546
SOCM 0% 4.86 3.97 0.89 38.48 40.42 1.93 $2108 $1175 $933
SOCM 10% 4.86 3.97 0.89 38.50 40.44 1.93 $2141 £1208 $934
Nigeria Pessimistic 3.99 3.97 0.02 34.70 34.79 0.09 $1039 $1019 $20
Base 4.87 3.97 0.90 33.10 34.79 1.70 $1398 $1019 $379
Optimistic 14.79 3.97 10.82 15.73 34.79 19.06 $5269 $1019 $4251
NBS 25% 5.94 4.97 0.97 30.41 32.60 2.19 $1758 $1270 $488
NBS 50% 7.28 6.23 1.05 27.05 29.85 2.80 $2209 $1583 $625
SOCM 0% 4.87 3.97 0.90 33.09 34.78 1.70 $1384 $1005 $379
SOCM 10% 4.87 3.97 0.90 33.10 34.80 1.70 $1412 $1033 $379
South Africa Pessimistic 3.98 3.97 0.01 40.08 40.18 0.10 $8169 $7850 $319
Base case 4.83 3.97 0.86 38.30 40.18 1.88 $13,906 $7850 $6056
Optimistic 14.37 3.97 10.40 18.85 40.18 21.32 $76,687 $7850 $68,837
NBS 25% 5.88 4.97 0.91 35.33 37.74 2.41 $17,570 $9783 $7787
NBS 50% 7.19 6.23 0.97 31.62 34.70 3.08 $22,150 $12,199 $9951
SOCM 0% 4.83 3.97 0.86 38.29 40.17 1.88 $13,799 $7745 $6054
SOCM 10% 4.83 3.97 0.86 38.31 40.19 1.88 $14,017 $7959 $6058
Uganda Pessimistic 3.99 3.97 0.02 39.83 39.93 0.10 $471 $459 $12
Base case 4.86 3.97 0.89 38.02 39.93 1.92 $689 $459 $230
Optimistic 14.71 3.97 10.74 18.19 39.93 21.74 $3068 $459 $2609
NBS 25% 5.93 4.97 0.96 35.03 37.51 2.48 $870 $572 $297
NBS 50% 7.26 6.23 1.03 31.31 34.49 3.18 $1095 $714 $381
SOCM 0% 4.86 3.97 0.89 38.01 39.92 1.92 $683 $453 $230
SOCM 10% 4.86 3.97 0.89 38.03 39.94 1.92 $696 $466 $230
Zambia Pessimistic 3.99 3.97 0.02 38.02 38.12 0.10 $1047 $990 $57
Base case 4.84 3.97 0.87 36.30 38.12 1.81 $2061 $990 $1071
Optimistic 14.41 3.97 10.44 17.62 38.12 20.50 $13,104 $990 $12,114
NBS 25% 5.90 4.97 0.93 33.44 35.77 2.33 $2613 $1234 $1379
NBS 50% 7.22 6.23 0.99 29.86 32.85 2.99 $3303 $1539 $1764
SOCM 0% 4.84 3.97 0.87 36.29 38.11 1.81 $2048 $977 $1071
SOCM 10% 4.84 3.97 0.87 36.31 38.12 1.81 $2075 $1004 $1071
France Pessimistic 8.16 8.58 0.43 35.42 36.12 0.70 $173,884 $135,238 $38,646
Base case 9.93 8.58 1.34 30.38 36.12 5.74 $450,928 $135,238 $315,691
Optimistic 21.89 8.58 13.30 5.74 36.12 30.38 $1,807,035 $135,238 $1,671,797
Germany Pessimistic 8.16 8.58 0.43 34.84 35.54 0.69 $224,742 $163,778 $60,964
Base case 9.93 8.58 1.34 29.88 35.54 5.66 $661,733 $163,778 $497,955
Optimistic 21.81 8.58 13.22 5.65 35.54 29.89 $2,794,945 $163,778 $2,631,167
Italy Pessimistic 8.16 8.58 0.42 35.41 36.12 0.71 $122,761 $87,489 $35,272
Base case 9.94 8.58 1.36 30.36 36.12 5.76 $375,376 $87,489 $287,887
Optimistic 21.97 8.58 13.39 5.59 36.12 30.53 $1,614,089 $87,489 $1,526,601
Spain Pessimistic 8.16 8.58 0.42 35.39 36.10 0.70 $104,888 $81,618 $23,270
Base case 9.94 8.58 1.35 30.34 36.10 5.75 $271,553 $81,618 $189,934
Optimistic 21.96 8.58 13.38 5.60 36.10 30.50 $1,088,512 $81,618 $1,006,893
UK Pessimistic 8.16 8.58 0.43 35.07 35.77 0.70 $157,245 $129,848 $27,397
Base case 9.93 8.58 1.34 30.08 35.77 5.69 $353,749 $129,848 $223,900
Optimistic 21.84 8.58 13.26 5.68 35.77 30.08 $1,314,467 $129,848 $1,184,618
USA Pessimistic 8.15 8.58 0.43 34.37 35.04 0.67 $396,064 $328,799 $67,265
Base case 9.89 8.58 1.30 29.53 35.04 5.51 $879,464 $328,799 $550,666
Optimistic 21.59 8.58 13.00 5.99 35.04 29.05 $3,233,854 $328,799 $2,905,056

GTx gene therapy, LMIC low-middle income country, HIC high income country, SOC standard of care, NBS newborn screening, the percentage of the population screened at birth, SOCM standard of care multiplier, the quality of standard of care effect on transition probabilities.

Significant values are in bold.