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Nurse.ICU
Med-Surg & Telemetry

The Braden Scale: Scoring Pressure Injury Risk, and Actually Acting on It

Six subscales, a total from 6 to 23, and a lower number meaning higher risk. How each subscale is scored, what the risk bands mean, and the part that matters most — turning a number into the specific interventions it points at.

By The Nurse.ICU Team Updated

Reviewed ·

A simple flat side-view silhouette of a person lying flat along a horizontal line, with equally sized solid ochre circles where the back of the head, the base of the spine and the heels touch the line

Pressure injuries are among the clearest examples of harm that nursing care prevents outright. They’re also among the most reliably predictable, which is why a risk score exists at all.

The Braden Scale is the most widely used of those scores. It works — but only when the number leads somewhere. A Braden charted on admission and never converted into an intervention is documentation, not prevention.

The six subscales

Each is scored 1 to 4, except friction and shear which runs 1 to 3. Totals range from 6 to 23, and — counterintuitively — lower means higher risk.

Subscale What it asks Range
Sensory perception Can they feel and report discomfort? 1–4
Moisture How wet is the skin kept? 1–4
Activity How much do they move about? 1–4
Mobility Can they reposition themselves? 1–4
Nutrition What are they actually eating? 1–4
Friction & shear Do they drag across surfaces when moved? 1–3

Score what you observe, not what's convenient

Braden scores drift upward under time pressure — a patient who “seems okay” gets 3s across the board. The subscales are behavioural and observable: watch a transfer, look under the gown, check what came back on the meal tray. An inflated score removes the very interventions the patient needs, and it does it silently.

The risk bands

Thresholds vary a little between institutions, so follow your facility’s protocol. Commonly:

Total Risk
19–23 Not at risk
15–18 Mild
13–14 Moderate
10–12 High
9 or below Very high

The part that actually matters: subscale-driven care

Here’s the most useful thing to understand about the Braden — the total tells you how worried to be, but the subscales tell you what to do. Two patients can both score 13 for completely different reasons and need completely different plans.

  • Low sensory perception — they won’t tell you it hurts, so the schedule has to do the work. Scheduled repositioning, deliberate inspection of pressure points, and extra attention to anything they can’t feel: heels, sacrum, under devices.
  • Low moisture — incontinence, sweat, or drainage is macerating skin. Barrier products, absorbent surfaces that wick rather than trap, and prompt changes. Moisture-damaged skin breaks down under far less pressure.
  • Low activity or mobility — the core of most plans. A repositioning schedule that’s actually followed, pressure-redistributing surfaces, heel offloading, and getting them up when it’s safe. Mobility is the subscale most responsive to nursing effort.
  • Low nutrition — protein and calories are what tissue repairs with. This is a dietitian referral, not a note. Track intake honestly.
  • Low friction and shear — the fix is technique and equipment: lift rather than drag, use a slide sheet, limit head-of-bed elevation where the clinical picture allows, because a patient sliding down the bed is shearing every time.

The score is not the assessment

Braden predicts risk; it does not detect injury. A skin inspection is a separate act, and a good score never substitutes for looking. Check the sacrum, heels, and under every device — oxygen tubing, cervical collars, compression sleeves, pulse oximetry probes. Device-related pressure injuries are common, easily missed, and entirely preventable.

Timing and reassessment

Score on admission, and then on your facility’s schedule — often each shift in higher-acuity settings and less often in stable ones. What matters more than the interval is rescoring when the patient changes: after surgery, a new vasopressor, sedation, a fall in intake, new incontinence, or a transfer between units.

Risk isn’t static. A patient admitted independently ambulant and scoring 20 can be a 12 three days later, and nobody notices unless somebody rescores.

The bottom line

The Braden is a good scale used carelessly more often than not. Score it honestly, read the subscales rather than only the total, and let each low subscale name its own intervention. The number’s only purpose is to change what you do next.

Try it

Score all six subscales with the Braden Scale calculator — it totals them and flags the risk band.

Keep going

For the patient whose vital signs are drifting rather than their skin, early warning scores covers the other end of proactive monitoring.

Sources

References

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