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Five Ways to Determine the Sequence and Timing of the Steps of an Activity
Mentally process the steps
Engage in the activity yourself
Talk to your client
Talk to someone who performs the activity
Watch someone perform the activity
Mentally Process the Steps
The easiest way to determine the steps for simple, everyday tasks. Takes very little time and expense. May not be feasible for more complex activities. Becomes easier to do with experience, practice, and exposure to occupations.
Engage in the Activity Yourself
Gives a perspective not possible with other methods. Allows you to feel what it's like to participate in the activity and pick up on steps that may not be apparent with other methods. A good fit when actions and steps are not observable or if steps are reliant on external circumstances or previous outcomes. Limited by time, cost, safety, knowledge, access to tools and equipment, and physical environment.
Talk to Your Client
Gives you an overall idea of how a task is done and the objects and equipment needed. Essential when conducting an occupational analysis. Potential for details to be left out based on assumptions that factors of the activity are already known or the level of detail needed is unknown. Important to ask probing questions.
Talk to Someone Who Performs the Activity
Can elicit valuable information if other methods aren't appropriate. It's best to be prepared with a list of questions. Preface the conversation with a brief explanation and what you already know. Limitations include time coordination, difficulty in finding someone if the activity is uncommon, participants are busy, or the information is private.
Watch Someone Perform the Activity
Can gather information about the physical body functions required, as well as the mental, sensory, and speech functions. Works well when the clinician’s knowledge is limited, or the context of the activity isn't appropriate for other methods.
Co-occupation
Occupations that involve more than one person. Includes a high level of emotionality, physicality, or intentionality between two or more people. Such as occupations that require social interaction or rely on another's actions. Makes analysis complex and difficult.
Nested occupations
Several occupations are conducted at the same time and co-occur. May be distinct occupations that occur either together or separately. The analysis must include the complexity and challenge placed on the client of engaging in multiple activities at one time.
Procedural Task Analysis Step One
Ensure you are analyzing only one activity/occupation (break into steps if large)
Procedural Task Analysis Step Two
Preparatory and cleanup tasks should be included in the steps only if absolutely necessary
Procedural Task Analysis Step Three
Each step should include a do, what, and how word (action verb)
Procedural Task Analysis Step Four
Should include what is being acted upon (objects, environmental aspects, or people)
Procedural Task Analysis Step Five
How the action should be completed (placed at the beginning and/or end of the statement)
Procedural Task Analysis Step Six
Include time elements if the timing of steps or the length of an action is essential to the task
Procedural Task Analysis Step Seven
List the steps in the correct sequence as they normally occur (including when steps recur)
Procedural Task Analysis Step Eight
Keep the steps simple and concise (avoid using "and" statements)
Procedural Task Analysis Step Nine
Be specific about the amount of a certain material that is needed or used during a step
Procedural Task Analysis Step Ten
Include conditional statements (if-then) if the outcome of an action or environmental situation influences the next steps
Procedural Task Analysis Step Eleven
Do not use "right" or "left" statements; say dominant or nondominant
Procedural Task Analysis Step Twelve
Do not list what is physically or mentally required (use layman's terms)
Procedural Task Analysis Step Thirteen
Include precautions and warnings in parentheses if needed
Procedural Task Analysis Step Fourteen
Don't use proper nouns or specifics unless absolutely necessary
Procedural Task Analysis Step Fifteen
When doing an activity analysis, construct the steps in a logical order that considers typical demands in a given culture
Objects
Tools, supplies, equipment, resources, and properties of the objects
Tools
Considered objects that are not disposable and are reusable, often manipulated or used by hand to assist in a task
EX: scissors, pants, skis, stapler, and toothbrush
Supplies
physical articles needed to make or do something and become depleted during the process of the activity OR substances that are consumed or expended during an activity (may need to be replenished at the end of the activity or after a certain amount of time)
EX: lipstick, pen, pencil, paper, or paint
Equipment
implements or physical resources that serve to equip someone to complete the activity, often physically larger than the tools; may be a machine; can also be considered a set of objects that equip someone
EX: Vacuum, microwave, workbench, stove, and basketball hoop
Resources
Money, other people, transportation, or assistance of another person
Properties
An essential quality or distinctive trait of a physical object; may be instrumental to how the activity is conducted, the time elements needed, or the skill set required (differ greatly between activities and occupations)
EX: red, heavy, industrial strength, or OIL paint
Types of space demands
size, arrangement, surface, lighting, temperature, noise, humidity, ventilation
Size
The first aspect of space demands to determine. What is necessary to perform the activity. Also includes demands for the specific arrangement of objects (influences the size of the space needed)
Arrangement
Requirements of objects to be arranged in a specific way for the activity to occur. Helps us plan treatment sessions and ensures greater success for clients.
Surface
Can range from flat tabletop to rough pavement depending on the activity being analyzed. Also includes the slope, texture, and variation of the different surfaces being used during the activity.
Lighting
When one is reading or conducting activities that require a high level of visual acuity, the amount and quality of light will be important. Includes the light that is inherent to the activity, as this influences the skills and client factors required to participate in the activity. Often easily overlooked and may result in disaster.
Temperature
Often the objects utilized that determine the temperature required for an activity. Must be only what is absolutely necessary for the activity.
Noise
Often a key factor in activities includes the type of noise or the lack of noise. Must identify what the most common requirement is for successful participation in the activity. The inherent noise level and what is produced by the activity should also be considered (noise produced by the activity or its equipment). The level of noise an activity produces influences the level of sound tolerance required by the activity.
Humidity
Usually determined by the objects and their properties; must separate what is comfortable from what is essential.
Ventilation
Requires an understanding of the objects involved and the potential for emission of fumes, gases, odors, and other elements that may become dangerous if inhaled (chemicals, paints, or glues), as well as what is required to maintain the needed humidity level.
Social Demands
Social rules are the typical norms and expectations of how one should communicate and act during the activity. Depending on the activity, there may be expectations of behavior toward other people participating in the activity, such as how one responds. Often influenced by the culture in which it takes place. Can include virtual environments.
Cultural and social environment must be determined first
Specific Mental Functions
higher-level cognitive, attention, memory, perception, thought, mental functions of sequencing complex movement, emotional , experience of self and time
Higher-level cognitive
judgment, concept formation, metacognition, executive functions, praxis, cognitive flexibility, insight
attention
sustained shifting and divided attention, concentration, and distractibility
memory
short-term, long-term, and working memory
perception
discrimination of sensations (auditory, tactile, visual, olfactory, gustatory, vestibular, proprioceptive)
thought
Control and content of thought, awareness of reality vs. delusions, logical and coherent thought
mental functions of sequencing complex movement
regulating speed, response, quality, and time of motor production
emotional
regulation and range of emotions; appropriateness of emotions
experience of self and time
Awareness of one's identity (including gender), body, and position in the reality of one's environment and time
global mental functions
consciousness, orientation, psychosocial, temperament and personality, energy, sleep
consciousness
state of awareness and alertness, including the clarity and continuity of the wakeful state
orientation
orientation to person, place, time, self, and others
psychosocial
integration of mental functions to form personal and interpersonal skills to establish reciprocal social interactions
temperament and personality
extroversion, introversion, agreeableness, conscientiousness, emotional stability, openness to experience, self-control, self-expression, confidence, motivation, impulse control, appetite
energy
energy level, motivation, appetite, craving, impulse control
sleep
physiological process, quality of sleep
Sensory functions
visual, hearing, vestibular, taste, smell, proprioception, touch, interoception, pain, sensitivity to temperature and pressure
visual functions
quality of vision, visual acuity, visual stability, visual field
hearing functions
sound detection and discrimination; awareness of location and distance of sounds
vestibular functions
sensation related to position, balance, and secure movement against gravity
taste functions
association of taste qualities of bitterness, sweetness, sourness, and saltiness
smell functions
sensing of odors and smells
proprioceptive functions
awareness of body position and space
touch functions
feeling of being touched, touching various textures
interoception
internal detection of changes in one's internal organs
pain
localized and generalized pain
Sensitivity to temperature and pressure
thermal awareness (hot & cold), sense of force applied to the skin (thermoreception)
Functions of Joints and Bones
Joint mobility: joint ROM
Joint stability: structural integrity of joints, physiological stability of joints related to structural integrity
Muscle Functions
Muscle power: strength
Muscle tone: degree of tension
Muscle endurance: sustainability of muscle contraction
Movement Functions
Motor reflexes: involuntary contraction of muscles automatically induced by specific stimuli
Involuntary movement reactions: postural reactions, body adjustment reactions, supporting reactions
Control of voluntary movement: eye-hand and eye-foot coordination, bilateral integration, crossing of the midline, fine and gross motor control, oculomotor function
Gait patterns: gait and mobility in relation to engagement in daily life activities
Cardiovascular System Functions
maintaining appropriate blood pressure, heart rate, and heart rhythm
Hematological System Functions
the blood and blood-forming tissues of the body, including bone marrow and the spleen. Responsible for blood and hormone transport.
Immune Systems Functions
composed of the bone marrow, thymus, spleen, and lymph tissues; works to protect the body against infection and other pathological organisms and actions
Respiratory System Functions
the rate, rhythm, and depth of respiration
Voice and Speech Functions
producing noise by sending air through the larynx, including fluency and rhythm of vocalizations and alternative vocalizations
Fluency
allows us to speak one word after another fluidly and smoothly
Rhythm of vocalizations
used to express the beginning and end of statements, emotions, and emphasis on certain words
Alternative vocalizations
those needed for yelling, singing, humming, chanting, or crying