Nursing · Internal Medicine

Morse Fall Scale calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

History of falling, recent or prior (+25)Secondary diagnosis: ≥2 medical diagnoses (+15)

Ambulatory aid

IV therapy or heparin lock (+20)

Gait

Mental status

Result

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Professional use only

For qualified clinicians. Independently verify inputs, calculations, source guidance, and applicability before any clinical action. This calculator does not replace clinical judgment.

Source: Morse JM, Morse RM, Tylko SJ. Development of a scale to identify the fall-prone patient. Can J Aging. 1989;8(4):366-377 (DOI: 10.1017/S0714980800008576); scoring per AHRQ Preventing Falls in Hospitals toolkit, Tool 3H. Items: history of falling 25; secondary diagnosis (≥2 medical diagnoses) 15; ambulatory aid none/bed rest/nurse assist 0, crutches/cane/walker 15, furniture 30; IV therapy or heparin lock 20; gait normal/bed rest/wheelchair 0, weak 10, impaired 20; mental status oriented to own ability 0, overestimates or forgets limitations 15. Total 0–125. Risk levels: <25 low, 25–45 moderate, >45 high; Morse advised each institution to set its own cut-points. (1989)

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Clinical inputs

History of falling, recent or prior (+25)
Secondary diagnosis: ≥2 medical diagnoses (+15)
Ambulatory aid
IV therapy or heparin lock (+20)
Gait
Mental status

Primary source

Morse JM, Morse RM, Tylko SJ. Development of a scale to identify the fall-prone patient. Can J Aging. 1989;8(4):366-377 (DOI: 10.1017/S0714980800008576); scoring per AHRQ Preventing Falls in Hospitals toolkit, Tool 3H. Items: history of falling 25; secondary diagnosis (≥2 medical diagnoses) 15; ambulatory aid none/bed rest/nurse assist 0, crutches/cane/walker 15, furniture 30; IV therapy or heparin lock 20; gait normal/bed rest/wheelchair 0, weak 10, impaired 20; mental status oriented to own ability 0, overestimates or forgets limitations 15. Total 0–125. Risk levels: <25 low, 25–45 moderate, >45 high; Morse advised each institution to set its own cut-points. (1989)

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