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Calculator: BODE Index for COPD survival prediction in adults

Calculator: BODE Index for COPD survival prediction in adults

FEV1 % predicted after bronchodialator

≥65% (0 points)

50 to 64% (1 point)

36 to 49% (2 points)

≤35% (3 points)
6-minute walk distance

≥350 meters (0 points)

250 to 349 meters (1 point)

150 to 249 meters (2 points)

≤149 meters (3 points)
MMRC dyspnea scale (4 is worst)

MMRC 0: Dyspneic on strenuous exercise (0 points)

MMRC 1: Dyspneic on walking a slight hill (0 points)

MMRC 2: Dyspneic on walking level ground; must stop occasionally due to breathlessness (1 point)

MMRC 3: Must stop for breathlessness after walking 100 yards [91 meters] or after a few minutes (2 points)

MMRC 4: Cannot leave house; breathless on dressing/undressing (3 points)
Body mass index

>21 (0 points)

≤21 (1 point)

Important: Inputs must be complete to perform calculation.

Total criteria point count:


Approximate 4-year survival interpretation

0 to 2 points: 80%
3 to 4 points: 67%
5 to 6 points: 57%
7 to 10 points: 18%

  • BODE: body mass index, airflow obstruction, dyspnea and exercise capacity;[1] COPD: chronic obstructive pulmonary disease; MMRC: Modified Medical Research Council Scale for dyspnea.[2]

Only digits 0 to 9 and a single decimal point (".") are acceptable as numeric inputs. Attempted input of other characters into a numeric field may lead to an incorrect result.

Information on this page may not appear correctly if printed.

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