Gastric Cancer
Copyright
©2008 The WJG Press and Baishideng. All rights reserved.
World J Gastroenterol. May 7, 2008; 14(17): 2715-2722
Published online May 7, 2008. doi: 10.3748/wjg.14.2715
Table 1 General information obtained from the included studies
Study and publication (yr) Area of China Design Sample Weight (%) Regimens Staging Operation Outcome measures Median follow-up period I II III IV Effectiveness Economics Dong[5 ] Western-northern Case-control study 44 5.8 Two cycles at least, and 3-4 wk for one cycle. FAM 0 7 9 0 UR (1) CR+PR (WHO tumor response criteria) (2) Median survival time DMC contained: (1) Drugs (2) Tests (3) Treatment for ADR UR EAP 0 5 6 2 ELF 0 10 4 1 Yu[6 ] Eastern-southern Case-control study 41 5.4 Four cycles totally, and 28 d for one cycle. FAM 0 0 5 10 None (1) CR+PR (WHO tumor response criteria) (2) Median survival time DMC contained: (1) Drugs (2) Treatment for ADR UR EAP 0 0 3 8 ELF 0 0 5 9 Ding[7 ] Eastern-southern Case-control study 49 6.4 Two cycles at least, and 3-4 wk for one cycle. FAM 0 1 8 9 None (1) CR+PR (WHO tumor response criteria) (2) Median survival time DMC contained: (1) Drugs (2) Treatment for ADR UR EAP 0 1 5 9 ELF 0 2 8 6 Qian[8 ] Eastern-southern Case-control study 226 29.7 Two cycles at least, and 3 wk for one cycle. FAM Almost composed of stage IV as reported. Unresectable disease, or palliative operation, or recurrence/metastases after curative operation. (1) CR+PR (WHO tumor response criteria) (2) Median survival time DMC contained: (1) Drugs (2) Treatment (3) Fee for berth UR UFTM FEP LFP/M Yang[9 ] Eastern-northern Case-control study 256 33.7 Three cycles at least, and 3 wk for one cycle. FAMTX All unresectable newly diagnosed patients. None (1) CR+PR (2) Median survival time DMC contained: (1) Drugs (2) Treatment for ADR 26.9 mo ECF Zhou[10 ] Eastern-southern Case-control study 48 6.3 Two cycles at least, and 4 wk for one cycle. TCF UR UR (1) CR+PR (WHO tumor response criteria) (2) Time-to-progression DMC contained: (1) Drugs (2) Tests (3) Treatment UR FOLFOX Liu[11 ] Eastern-southern Case-control study 96 12.6 All six cycles. DCF 0 0 30 2 UR CR+PR (Chinese association of gastric cancer response criteria) DMC contained: (1) Drugs (2) Treatment (3) Fee for berth UR ECF 0 0 29 1 FOLFOX 0 0 31 3
Table 2 Primary data retrieved from literatures
Regimens studies N CR+PR MST DMC n % (mo) ( ¥, RMB) 5FU+ADM/EPI+MMC (FAM) Dong[5 ] 16 7 43.8 6.0 2439.78 Yu[6 ] 15 6 40.0 13.5 1965.00 Ding[7 ] 18 7 38.9 11.5 1888.50 Qian[8 ] 35 12 34.3 11.5 1509.78 DDP+VP-16+ADM/EPI (EAP) Dong[5 ] 13 7 53.8 8.0 2952.42 Yu[6 ] 12 6 50.0 9.0 2705.00 Ding[7 ] 15 8 53.3 8.5 2170.00 5FU+VP-16+CF (ELF) Dong[5 ] 15 7 46.7 9.0 3823.05 Yu[6 ] 14 8 57.1 13.0 1640.00 Ding[7 ] 1 9 56.3 13.0 1602.00 UFT+MMC (UFTM) Qian[8 ] 49 16 32.6 8.5 2322.80 UFT+DDP+VP-16 (FEP) Qian[8 ] 51 24 47.9 10.0 1902.90 5FU+CF+DDP+MMC (LFP/M) Qian[8 ] 91 40 44.0 9.0 2907.76 5FU+CF+ADM+MTX (FAMTX) Yang[9 ] UR UR 21.0 6.1 1705.28 5FU+EPI+DDP (ECF) Yang[9 ] UR UR 46.0 8.7 1526.67 Liu[11 ] 30 12 40.0 UR 4158.00 5FU+DDP+PTX (TCF) Zhou[10 ] 22 11 50.0 UR 2640.60 5FU+CF+DXL+DDP (DCF) Liu[11 ] 32 18 56.3 UR 9979.00 5FU+CF+L-OHP (FOLFOX) Zhou[10 ] 26 12 46.1 UR 1588.99 Liu[11 ] 34 18 52.9 UR 4498.00
Table 3 Accumulated and synthesized data
Regimens Accumulated Synthesized Accumulated Synthesized n MST (mo) CR+PR (%) DMC1 ( ¥, RMB) 5FU+ADM/EPI+MMC (FAM) 84 10.8 38.1 1978.23 5FU+VP-16+CF(ELF) 45 11.7 53.3 2543.12 5FU+CF+DDP+MMC (LFP/M) 91 9.0 44.0 3056.08 5FU+CF+ADM+MTX (FAMTX) UR 6.1 21.0 1756.95 5FU+EPI+DDP (ECF) UR 8.7 44.42 2276.432 5FU+DDP+PTX (TCF) 22 UR 50.0 2667.01 5FU+CF+DXL+DDP (DCF) 32 UR 56.3 9979.00 5FU+CF+L-OHP (FOLFOX) 60 UR 50.0 3244.31 UFT+MMC (UFTM) 49 8.5 32.7 2441.29 UFT+DDP+VP-16(FEP) 51 10.0 47.1 1999.97 DDP+VP-16+ADM/EPI (EAP) 40 8.5 52.5 2790.23
Table 4 Direct medical cost-effectiveness analyses
Regimens Cost ( ¥, RMB) Incr cost ( ¥, RMB) Eff Incr Eff C/E ( ¥, RMB) Incr C/E (ICER) ( ¥, RMB) DMC/MST analyses 5Fu+CF+ADM+MTX (FAMTX)1 1756.95 - 6.1 - 288.02 Baseline 5Fu+ADM/EPI+MMC (FAM) 1978.23 221.28 10.8 4.7 183.17 47.08 UFT+DDP+VP-16 (FEP) 1999.97 21.74 10.0 -0.8 200.00 Dominated 5Fu+EPI+DDP (ECF) 2276.43 298.20 8.7 -2.1 261.66 Dominated UFT+MMC (UFTM) 2441.29 463.06 8.5 -2.3 287.21 Dominated 5Fu+VP-16+CF (ELF) 2543.12 564.89 11.7 0.9 217.36 627.66 DDP+VP-16+ADM/EPI (EAP) 2790.23 247.11 8.5 -3.2 328.26 Dominated 5FU+CF+DDP+MMC (LFP/M) 3056.08 512.96 9.0 -2.7 339.56 Dominated DMC/CR+PR analyses 5Fu+CF+ADM+MTX (FAMTX)1 1756.95 - 21.0 - 83.66 Baseline 5Fu+ADM/EPI+MMC (FAM) 1978.23 221.28 38.1 17.1 51.92 Extended dominance UFT+DDP+VP-16 (FEP) 1999.97 21.74 47.1 9 42.46 2.42 5Fu+EPI+DDP (ECF) 2276.43 276.46 44.4 -2.7 51.27 Dominated UFT+MMC (UFTM) 2441.29 441.32 32.7 -14.4 74.66 Dominated 5Fu+VP-16+CF (ELF) 2543.12 543.15 53.3 6.2 47.71 87.6 5FU+DDP+PTX (TCF) 2667.01 123.89 50.0 -3.3 53.34 Dominated DDP+VP-16+ADM/EPI (EAP) 2790.23 247.11 52.5 -0.8 53.15 Dominated 5FU+CF+DDP+MMC (LFP/M) 3056.08 512.96 44.0 -9.3 69.46 Dominated 5FU+CF+L-OHP (FOLFOX) 3244.31 701.19 50.0 -3.3 64.89 Dominated 5FU+CF+DXL+DDP (DCF) 9979.00 7435.88 56.3 3.0 177.25 2478.63
Table 5 Sensitivity analyses by excluding the studies with a potential heterogeneity
Regimens Excluding studies contaminated with stage II diseases Excluding studies from poorly developing areas of China Excluding studies published before the last 5 years Excluding the studies weighted more than 25% of overall sample Cost Eff ICER Cost Eff ICER Cost Eff ICER Cost Eff ICER Sensitivity analyses of DMC/MST ratio (RMB/mo) 5FU+ADM/EPI+MMC (FAM) 1749.101 12.1 Baseline 1822.06 11.9 DT - - - 2257.821 10.3 Baseline 5FU+VP-16+CF (ELF) 1775.88 13.0 29.76 1744.781 13.0 Baseline - - - 2543.12 11.7 203.79 5FU+CF+DDP+MMC (LFP/M) 3056.08 9.0 DT 3056.08 9.0 DT - - - - - - 5FU+CF+ADM+MTX (FAMTX) 1756.95 6.1 DT - - - 1756.951 6.1 Baseline - - - 5FU+EPI+DDP (ECF) 2276.43 8.7 DT - - - 2276.43 8.7 199.8 - - - 5FU+DDP+PTX (TCF) - - - - - - - - - - - - 5FU+CF+DXL+DDP (DCF) - - - - - - - - - - - - 5FU+CF+L-OHP (FOLFOX) - - - - - - - - - - - - UFT+MMC (UFTM) 2441.29 8.5 DT 2441.29 8.5 DT - - - - - - UFT+DDP+VP-16 (FEP) 1999.97 10.0 DT 1999.97 10.0 DT - - - - - - DDP+VP-16+ADM/EPI (EAP) 2929.13 9.0 DT 2594.35 8.7 DT - - - 2790.23 8.5 DT Sensitivity analyses of DMC/CR+PRratio (RMB/%) 5FU+ADM/EPI+MMC (FAM) 1749.101 36.0 Baseline 1822.06 36.8 DT - - - 2257.821 40.8 Baseline 5FU+VP-16+CF (ELF) 1775.88 57.1 1.27 1744.78 1 56.7 Baseline - - - 2543.12 53.3 22.82 5FU+CF+DDP+MMC (LFP/M) 3056.08 44.0 DT 3056.08 44.0 DT - - - - - - 5FU+CF+ADM+MTX (FAMTX) 1756.95 21.0 DT - - - 1756.951 21.0 Baseline - - - 5FU+EPI+DDP (ECF) 2276.43 44.4 DT 4158.00 40.0 DT 2276.43 44.4 22.2 4158.00 40 DT 5FU+DDP+PTX (TCF) 2667.01 50.0 DT 2667.01 50.0 DT 2667.01 50.0 69.75 2667.01 50 DT 5FU+CF+DXL+DDP (DCF) 9979.00 56.3 DT 9979.00 56.3 DT 9979.00 56.3 1160.63 9979.00 56.3 2478.63 5FU+CF+L-OHP (FOLFOX) 3244.31 50.0 DT 3244.31 50.0 DT 3244.31 50.0 DT 3244.31 50 DT UFT+MMC (UFTM) 2441.29 32.7 DT 2441.29 32.7 DT - - - - - - UFT+DDP+VP-16 (FEP) 1999.97 47.1 DT 1999.97 47.1 DT - - - - - - DDP+VP-16+ADM/EPI (EAP) 2929.13 50.0 DT 2594.35 51.9 DT - - - 2790.23 52.5 DT