R7 FIH site startup lag analysis completed revealing MD Anderson as fastest major site at 48-187 days
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obs· Harvested: 2026-05-02 · Original date: 2026-05-02T02:53:37.481Z Metadata:{"project":"lunhsiangyuan","type":"feature","obs_id":64905}
obs/64905 · feature · 2026-05-02T02:53:37.481Z
R7 FIH site startup lag analysis completed revealing MD Anderson as fastest major site at 48-187 days
Round 7 startup lag analysis successfully completed after extended background task troubleshooting. The query cross-referenced v_site_q1_startup_lag view (measuring days between trial registration and first patient enrollment) with mechanism-specific FIH sites using LEFT JOIN on canonical_name and name_norm. Results reveal MD Anderson Cancer Center as the fastest major site at 187 days average lag across 167 trials, significantly faster than Memorial Sloan Kettering (618 days) and City of Hope (686 days). Community Phase 1 units show exceptional speed (START San Antonio: 21 days, NEXT Virginia: 87 days) but with lower statistical reliability. A critical discovery emerged: name normalization mismatches cause many sites to show N/A lag data. MD Anderson appears twice in results - as “MD Anderson Cancer Center” (187 days, canonical_name join) and “the university of texas m d anderson cancer c” (48 days, v10 native name). This indicates the v10 views use aggressive lowercase normalization while the main database preserves mixed-case canonical names, creating join inconsistencies. French sites (CHU Dijon, CHU Bordeaux) and Chinese sites (Xuanwu Hospital) rank highly in global speed rankings.
Concepts: [“what-changed”,“gotcha”,“problem-solution”]
Facts: [“v_site_q1_startup_lag view contains 10 columns including avg_lag_days_midpoint_b and n_tier_b for trial count”,“v_site_v10_composite view contains 34 columns including q1_lag_midpoint_b, q4_stability_rate, and axes_covered metrics”,“MD Anderson Cancer Center shows 187-day average startup lag with n_tier_b=167 trials in JOIN query”,“Memorial Sloan Kettering shows 618-day lag (n_tier_b=55) while City of Hope shows 686-day lag (n_tier_b=21)”,“START San Antonio shows exceptional 21-day lag and NEXT Virginia shows 87-day lag but with low trial counts”,“Many Spanish bispecific sites (VHIO, Navarra, Germans Trias) show N/A lag data due to name matching failures”,“Global ranking shows MD Anderson normalized name at 48 days (n_tier_b=47) vs 187 days in canonical name match”,“CHU Dijon Bourgogne (France) ranks second globally at 118 days, Xuanwu Hospital (China) at 137 days”,“Name normalization inconsistency revealed: canonical_name uses mixed case while v10 name_norm uses aggressive lowercase normalization”]
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