Table 1

Characteristics of included trials using an MAMS protocol approach

CategoryNo of MAMS trialsPercentage of MAMS trials
Disease area
 Infection3252
 Cancer1829
 Neurology46
 Mental health23
 Diabetes23
 Dermatology12
 Haematology12
 Inflammation12
 Surgery12
MAMS term used
 Yes3150
 No3150
Phase of trial
 Seamless phase 2/33353
 Phase 32947
Organisation leading trial
 Non-commercial5589
 Commercial711
Country of organisation leading trial
 UK2641
 USA2032
 France58
 Switzerland23
 Australia12
 Austria12
 Brazil12
 Canada12
 Denmark12
 Netherlands12
 Pakistan12
 Singapore12
 Spain12
  • MAMS, multi-arm multi-stage.