What are the types of consent forms?

Asked by: Theresia Bosco  |  Last update: January 27, 2026
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Types of consent forms vary by context (medical, research, data) but generally fall into categories like Informed Consent (detailed agreement for treatment/study), Implied Consent (assumed from actions like showing up for a checkup), Explicit/Express Consent (clear verbal/written 'yes'), and specific types for Minors, those lacking capacity, or for data usage (opt-in/opt-out). Key forms include treatment consent, parental consent for children, and research participation consent, often differentiated by documentation method (written, verbal, digital) and active versus passive agreement.

What are the 4 types of consent?

While there are many classifications, four common types of consent are Expressed (or Explicit), Implied, Informed, and Withdrawable, representing direct verbal/written permission, actions suggesting agreement, permission after understanding details, and the right to revoke consent, respectively, all crucial in medical, legal, and personal contexts.
 

What are the different types of consent forms?

Consent form 1 is for adults and those patients having anaesthetic Consent form 2 is for paediatrics Consent form 3 is for procedures without sedation Consent form 4 should be used when the patients lack capacity and should be completed by the professional doing the procedure.

What are the three consents?

The three main types of consent, especially in medical and ethical contexts, are Implied, Expressed (Verbal/Written), and Informed, with implied consent shown through actions (like holding out an arm for a blood test), expressed consent being clear verbal or written permission, and informed consent requiring a full explanation of risks, benefits, and alternatives for educated decision-making.
 

What are medical consent forms?

A healthcare consent form is a legal document that outlines a patient's agreement to receive a particular treatment, procedure, or disclosure of their medical information.

3 forms of consent

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What kind of consent forms are required?

Types of consent forms include those for participation, liability, medical release, etc. Each should contain the same general elements, edited for clarity to fit the setting of each situation. In the psychological field, where human subjects are often used, researchers need to provide informed consent.

What is consent form 5?

Consent Form 5 - Document for All Patients (Except Obstetric Patients) Who Refuse Consent for Blood and Blood Product Administration, Including Jehovah's Witnesses. This form must only be used for the refusal of blood products by adults, who have capacity to consent or refuse treatment.

What are the 6 types of consent?

There are several different types of consent: express consent, informed consent, implied consent, granular consent, opt-in consent, opt-out consent and withdrawable consent.

What are the 4 C's of consent?

The 4 C's of consent are Clear, Continuous, Conscious, and Coercion-free, representing essential elements for enthusiastic and valid consent in any interaction, especially sexual ones, meaning it must be explicitly communicated, ongoing, freely given without pressure, and involve fully aware individuals. Without all four, consent is not present, emphasizing that silence isn't yes, and it can be withdrawn at any moment. 

What are the 3 C's of consent?

The Three C's of consent are Clear, Continuous, and Conscious, emphasizing that consent must be enthusiastic, ongoing for each new activity, and given by someone fully aware and able to make a free choice, not coerced or silent. It's a proactive "yes," not the absence of a "no," requiring ongoing verbal or clear nonverbal communication. 

What is an example of a consent form?

I have read and I understand the provided information and have had the opportunity to ask questions. I understand that my participation is voluntary and that I am free to withdraw at any time, without giving a reason and without cost. I understand that I will be given a copy of this consent form.

What are the three types of informed consent in healthcare?

According to Gambhir et al. (2014), the healthcare industry utilizes three forms of informed consent. They are implied, verbal, and written consent. Implied consent is observed when the patient volunteers for the medical process at hand without any formal discussion between them and the professional.

What is a legal consent document?

A Consent Form is a legal document that outlines specific terms and conditions that an individual agrees to before participating in a particular activity or allowing the collection and use of their personal information.

What are the four consents?

While there are many classifications, four common types of consent are Expressed (or Explicit), Implied, Informed, and Withdrawable, representing direct verbal/written permission, actions suggesting agreement, permission after understanding details, and the right to revoke consent, respectively, all crucial in medical, legal, and personal contexts.
 

What are the 7 elements of informed consent?

Elements of Informed Consent

  • Title of the Study.
  • Names and Affiliations of the Primary Investigator. If a student is conducting the study, state the student's information first.
  • Purpose of the Study. ...
  • Subject Selection Criteria. ...
  • Study Procedures. ...
  • Potential Risks and Discomforts. ...
  • Potential Benefits. ...
  • Cost and Compensation.

What are the five requirements of consent?

The five essential elements of informed consent—disclosure of information, patient competency, voluntary decision-making, reasonable alternatives with risks, and assessment of understanding—are vital for empowering patients.

What are the 4 pillars of consent?

There are 4 components of informed consent including decision capacity, documentation of consent, disclosure, and competency. Doctors will give you information about a particular treatment or test in order for you to decide whether or not you wish to undergo a treatment or test.

What are the three rules of consent?

The three core principles of valid consent are Voluntariness, ensuring the decision is free from coercion; Informed Disclosure, meaning full, understandable information is provided; and Capacity (or Competence), confirming the individual can understand the information and make a reasoned choice. Together, these ensure a person freely and knowingly agrees to something, crucial in medical, research, and personal situations. 

What are the five pillars of consent?

One way in which we can ensure our own behavior is respectful of others is by following the five pillars of consent. Consent must be: revocable, conscious, enthusiastic, verbal, and ongoing. Consent is an expression of respect for the right to self-determination and autonomy.

What are the different consent forms?

Consent form types

  • Consent form 1: patient agreement to investigation or treatment (i.e. an adult patient with the capacity to consent). ...
  • Consent form 2: parental (or person with parental responsibility) agreement to investigation or treatment for a child or young person.

What are the three forms of consent?

The three main types of consent, especially in medical and ethical contexts, are Implied, Expressed (Verbal/Written), and Informed, with implied consent shown through actions (like holding out an arm for a blood test), expressed consent being clear verbal or written permission, and informed consent requiring a full explanation of risks, benefits, and alternatives for educated decision-making.
 

What are the three pillars of consent?

The three core principles of valid consent are Voluntariness, ensuring the decision is free from coercion; Informed Disclosure, meaning full, understandable information is provided; and Capacity (or Competence), confirming the individual can understand the information and make a reasoned choice. Together, these ensure a person freely and knowingly agrees to something, crucial in medical, research, and personal situations. 

What is consent form 2?

Consent Form 2: Agreement of person with parental responsibility to. examination or treatment for a child under 16 years of age who is not. Gillick competent (i.e. does not have sufficient maturity or intelligence to consent for themselves)

What is the meaning of consent form 3?

Guidance to health professionals (to be read in conjunction with consent policy) This form. This form documents the patient's agreement (or that of a person with parental responsibility for the. patient) to go ahead with the investigation or treatment you have proposed. .

What are the 4 steps of consent?

the patient giving consent must have capacity • the consent must be freely given • the consent must be sufficiently specific to the procedure or treatment proposed • the consent must be informed. The four criteria for a valid consent must be met irrespective of whether the consent is in writing or oral.