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Trial Agents

Europe · Cardiovascular · Phase II

Which sites and PIs lead Phase II cardiovascular trials in Europe?

Hospital Ramón y Cajal and General University Hospital in Prague each appear in 22 trials. The European landscape spans 167 cardiovascular trials, including 25 coronary-disease studies and seven focused on STEMI.

167Phase II cardiovascular trials
23European countries represented
179mean planned participants
across 42 whole-trial targets

Top 10 sites · all cardiovascular trials

Madrid and Prague share the lead with 22 trials each

Kraków’s John Paul II Specialist Hospital follows with 20 trials, ahead of Semmelweis University with 19. The broader cardiovascular landscape includes heart disease, stroke, vascular disease and cardiovascular prevention.

Sites by distinct cardiovascular trials
General University Hospital, PragueCzechia22
Hospital Ramón y CajalSpain22
John Paul II Specialist Hospital, KrakówPoland20
Semmelweis University, VárosmajorHungary19
Vall d’Hebron University HospitalSpain18
IRCCS Policlinico San MatteoItaly17
La Paz University HospitalSpain17
Hospital Clínico Universitario, ValenciaSpain16
Virgen Macarena University HospitalSpain16
Northern Pest Central HospitalHungary15

Results for distinct indications:

Coronary disease25 trialsSemmelweis University leads with 5 trials. Hospital Álvaro Cunqueiro, St. Anne’s University Hospital in Brno and John Paul II Specialist Hospital in Kraków follow with 4 each.

MI and acute coronary syndromes13 trialsHospital Álvaro Cunqueiro and St. Anne’s University Hospital in Brno share the lead with 4 trials each.

STEMI7 trialsCHU Lille, CHU Toulouse, Hospital Álvaro Cunqueiro, Rigshospitalet and St. Antonius Hospital each appear in 2 trials.

Top 10 PIs · all cardiovascular trials

Béla Merkely has the most trial listings

Béla Merkely appears in 18 trials, followed by Grzegorz Kopeć in 12. Six investigators share the next position with 10 trials each.

Principal investigators by distinct trials
Béla MerkelyHungary18
Grzegorz KopećPoland12
Bartosz KrakowiakPoland10
Domingo Pascual FigalSpain10
Julio Núñez VillotaSpain10
María Lázaro SalvadorSpain10
Michele SenniItaly10
Pablo García PavíaSpain10
András VorobcsukHungary9
Jan BělohlávekCzechia9

Results for distinct indications:

Coronary disease25 trialsBéla Merkely leads with 5 trials.

MI and acute coronary syndromes13 trialsBéla Merkely leads with 3 trials.

STEMI7 trialsThomas Engstrøm and Víctor Alfonso Jiménez Díaz share the lead with 2 trials each.

Top 10 countries · all cardiovascular trials

Spain and Germany have the broadest trial footprint

Spain appears in 64 trials and Germany in 62. Poland, Italy and France follow with 46, 44 and 43 trials.

Countries by distinct cardiovascular trials
Spain64
Germany62
Poland46
Italy44
France43
Netherlands41
Czechia33
Denmark29
Hungary27
Belgium20

Results for distinct indications:

Coronary disease25 trialsGermany and Poland lead with 7 trials each, followed by the Netherlands and Spain with 6 each.

MI and acute coronary syndromes13 trialsSpain leads with 6 trials. Czechia, Germany and Italy each appear in 4.

STEMI7 trialsSpain leads with 3 trials. Denmark, France and the Netherlands each appear in 2.

A multinational trial can appear in more than one country.

Average sample size · all cardiovascular trials

Planned enrollment averages 179 participants

Across 42 whole-trial targets, the median is 100 participants and the range is 10 to 1,200. Just over half of these trials plan to enroll 100 participants or fewer.

Planned participants per trial · number of trials
10 to 5010
51 to 10012
101 to 2008
201 to 5009
501 to 1,2003

Results for distinct indications:

Coronary disease25 trials152 mean · 116 median participants 18 whole-trial targets

MI and acute coronary syndromes13 trials187 mean · 120 median participants 11 whole-trial targets

STEMI7 trials185 mean · 120 median participants 6 whole-trial targets

Targets cover the whole trial, including any countries outside Europe, and use stated enrollment caps where applicable. PULSE-MI’s goal of 378 evaluable patients is a different measure and is not pooled with enrollment targets.

Source: CTIS trial records and trial documents, with the PULSE-MI protocol. Phase II includes IIa and IIb. Coronary disease includes secondary prevention in established coronary disease. The MI/acute coronary syndrome and STEMI groups are progressively narrower groups within it.

Rankings count distinct trial listings, including proposed and historical involvement. They do not measure recruitment performance or quality. Separate hospital locations remain separate sites, PI counts include co-PIs, and ties are shown alphabetically.

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