The CANS Assessment Process: Child and Adolescent Needs and Strengths

Completing the Child and Adolescent Needs and Strengths (CANS) assessment means sitting down for a guided conversation between a certified assessor, the child, and the caregiver, and then translating what surfaces in that conversation into ratings across a set of standard domains. It is not a form the family fills out on their own, and it is not a checklist the assessor reads aloud item by item. The Praed Foundation developed the tool and makes it available for free, but the professional administering it has to pass a certification exam first.¹ What follows walks through how the assessment actually gets done, from who can administer it through how the ratings work to how a family can prepare for the meeting.

Who Can Administer the CANS

The person completing a CANS is typically a social worker, case manager, therapist, or other service provider working inside a child-serving agency. With training, anyone holding at least a bachelor’s degree can learn to administer the tool reliably, though some state programs or agency contracts require a master’s-level clinician.¹ The assessor’s job is to integrate information from interviews, clinical records, school reports, and direct observation into one standardized picture, not simply to record what people say.

Certification runs through an online training course of roughly five hours, delivered asynchronously with video instruction, practice vignettes, and quizzes.² After the training you take a certification exam that requires a reliability score of .70 or higher to pass.³ The standard fee is $15 per person, and many states cover the cost through coupon codes distributed during live training.⁴ Recertification is annual in most systems, though some jurisdictions have moved away from mandatory retesting.⁵

The Praed Foundation hosts current CANS rating sheets and reference manuals on its website at no cost.¹ Many states also maintain customized versions with their own item names and data-entry portals, so if you work inside a specific state’s child welfare or behavioral health system, use the version your agency requires rather than the national standard.

What the Assessment Covers

The CANS organizes a child’s circumstances into several domains. The exact lineup depends on which version your state uses. The standard comprehensive tool covers:

Life Domain Functioning: school performance, physical health, peer relationships, and family dynamics.
Behavioral and Emotional Needs: internal symptoms such as anxiety and depression, and external behaviors such as impulsivity and oppositional conduct.
Risk Factors and Behaviors: self-harm, suicidal ideation, substance use, runaway behavior, fire-setting, and sexual aggression.
Strengths: talents, resilience, supportive adult relationships, educational engagement, cultural and spiritual connections, and positive peer relationships.
Cultural Factors: language, cultural identity, and how well proposed services match the family’s heritage.
Caregiver Resources and Needs: the guardian’s physical and mental health, social supports, housing stability, and any need for training or respite.

Assessors pull information for these domains from clinical records, school transcripts, prior psychological evaluations, medical histories, and above all the interview itself. The CANS is not designed to be completed from paperwork alone.

Children under six are assessed with a separate early childhood version. It adds a dedicated Development Domain and a Medical Health Module that the standard youth tool does not include, plus a Trauma Module for potentially traumatic experiences specific to very young children.⁶ If you are assessing a child in that age range, confirm you are using the 0–5 form.

How the 0 to 3 Rating Scale Works

Every CANS item uses a four-level scale from 0 to 3. The numbers mean opposite things depending on whether you are rating a need or a strength, and getting that flip right is the single most important part of completing the form correctly.

Rating Needs

For items in a needs domain — behavioral and emotional needs, risk factors, life functioning challenges — the scale translates directly into action levels:¹

0 means no evidence of the need.
1 means watchful waiting or prevention: worth monitoring, no intervention right now.
2 means action needed: the issue should be addressed in the service plan.
3 means immediate or intensive action: urgent and a priority.

A rating of 2 or 3 is considered actionable and should trigger a specific goal or service in the plan. One point that trips up new assessors: if a need is currently being managed by an intervention, rate the underlying need, not the managed symptom. A child on medication that controls severe anxiety still carries a 2 or 3 on anxiety, because removing the medication would bring the symptoms back.⁷

Rating Strengths

The strengths scale runs in the opposite direction. A 0 marks a powerful, well-established strength; a 3 means the strength is absent:¹

0 is a centerpiece strength that can anchor the service plan.
1 is a useful strength, present and available for planning.
2 is a potential strength that needs building.
3 means no strength identified in that area.

Strengths rated 0 or 1 should be actively used in planning. A child with a centerpiece talent in art, or a close bond with a grandparent, gives the team something concrete to build around. Strengths rated 2 or 3 point to areas where the plan should include activities to develop those assets.

Inside the Assessment Interview

The assessment is built around a conversation. The assessor does not read CANS items to the family one by one. They guide a semi-structured discussion that covers the major content areas naturally, then rate each item afterward from everything they heard and observed. One assessor guide frames the approach around nine key questions covering what the child does well, how they are functioning at home and school, whether they are struggling with feelings or behaviors, any history of trauma or crisis, and what the caregiver needs most.⁸

The child, the caregiver, and the clinician all participate. In some systems a family peer support specialist also joins to help the family navigate the process and advocate for their perspective.⁹ The assessor watches how the child and caregiver interact during the meeting: body language, tone, and engagement patterns often reveal dynamics that records cannot capture. The goal is consensus. Everyone involved should agree on which needs are most pressing and which strengths are most prominent, so the plan reflects a shared understanding rather than one person’s clinical judgment.

How Families and Youth Can Prepare

If your child has a CANS assessment coming up, know this: you are not being tested, and there are no wrong answers. The assessor is trying to match services to your child’s actual situation. A little preparation makes the conversation more useful.p>

Gather whatever records you already have. Recent report cards or school progress reports, medication lists, discharge summaries from any prior hospitalizations or residential placements, and contact information for other providers involved with your child are all useful. You are not required to bring them; the assessor can request records separately. Having them on hand just prevents delays.

Think about what your child does well, not only what they struggle with. The strengths portion carries real weight in planning, and families often undersell their child’s assets in a clinical setting because they assume the meeting is only about problems. If your child has a strong relationship with a coach, excels in a particular subject, or has a hobby that grounds them, say so. Those details shape what services look like.

For the young person, the most useful thing to know is that their voice matters here. The assessment is supposed to reflect their experience, and a good assessor will make space for them to talk about what is and is not working. If they are old enough to participate meaningfully, they should feel free to disagree with a caregiver’s account of a situation. That kind of honest input improves the assessment.

How the Completed Scores Are Used

Once the interview wraps up and ratings are finalized, the numbers feed into a Decision Support Model that recommends a level of care. The specific thresholds vary by state, but the general logic is that more actionable needs and more severe risk behaviors point toward a higher level of care. In one widely used model, levels range from basic foster care through intensive residential treatment:¹⁰

Lower levels (1 and 2) are foster care placements, distinguished by whether the child has a prior relationship with the caregiver.
Mid levels (3 and 4) require at least one actionable rating on specific behavioral or emotional needs, plus severity criteria on risk items such as danger to others, sexual aggression, or self-injury.
Higher levels (5 and 6) are reserved for children with multiple high-severity needs — for example, two or more items rated 3, or three or more rated 2 — combined with serious risk behaviors. Level 5 distinguishes between foster care and residential care center placements based on which risk behaviors are present.

The algorithm recommends a level; it does not mandate one. The Child and Family Team reviews the recommendation alongside clinical judgment and the family’s preferences, and the resulting Individualized Service Plan maps out specific goals, the services that will address each actionable need, and which strengths will be leveraged in the process.

When a CANS Gets Repeated

A CANS is not a one-time event. The standard reassessment interval is annual, measured from the date the last assessment was completed.¹¹ Some state programs use a shorter six-month cycle, particularly for children in intensive placements or early in their involvement with the system, so check your agency’s policy.

An unscheduled reassessment happens before the annual deadline when a significant life event occurs, including:

A meaningful change in the child’s functioning, whether improvement or decline, or a new diagnosis
Admission to, discharge from, or transfer between a hospital, detox program, residential placement, or foster home
A serious injury or accident
A change in the child’s primary caregiver
A significant shift in the caregiver’s capacity or situation
A court request for updated assessment information
Achievement of the service plan’s treatment goals

When an early reassessment happens, the annual clock resets from the date of the new assessment, and the care plan is updated to reflect what has changed.¹¹ Over time, that repeated cycle is what gives the tool its value: a longitudinal record of whether a child’s needs are actually decreasing and whether their strengths are growing.

1
Praed Foundation. The Child and Adolescent Needs and Strengths (CANS)
2
BWell Academy. CANS Online Training: Child and Adolescent Needs and Strengths
3
University of Wisconsin. Child and Adolescent Needs and Strengths (CANS) Tool Training and Certification Exam
4
Ohio Department of Medicaid. OhioRISE Child and Adolescent Needs and Strengths (CANS) Training FAQ
5
Mass.Gov. CANS Training and Certification Exam FAQs
6
New York State Department of Health. Child and Adolescent Needs and Strengths – New York 0-5 Reference Guide
7
Washington State Health Care Authority. Child and Adolescent Needs and Strengths Assessment Form
8
Alameda County Behavioral Health Care Services. 9 Key Questions
9
Substance Abuse and Mental Health Services Administration. Family Peer Support Services: Broadening the View
10
Wisconsin Department of Children and Families. Decision Support Model Based on the Child and Adolescent Needs and Strengths (CANS)
11
New York State Department of Health. Guide to Edits Included in Policies Relating to the CANS-NY