Recruiting
The study is currently recruiting participants.
Not yet recruiting
The study has not started recruiting participants.
Active, not yet recruiting
The study is ongoing, and participants are receiving an intervention or being examined, but potential participants are not currently being recruited or enrolled.
Completed
The study has ended normally, and participants are no longer being examined or treated (that is, the last participant's last visit has occurred).
Terminated
The study has stopped early and will not start again.
Participants are no longer being eamined or treated.
Enrolling by invitation
The study is selecting its participants from a population, or group of people, decided on by the researchers in advanve. These studies are not open to everyone who meets the eligibility criteria but only to people in the particular population, who are specifically invited to participate.
Suspended
The study has stopped early but may start again.