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Table 4 Propensity scoring calculation and probabilities in percentages.

From: Characterization and predictive risk scoring of long COVID in a south indian cohort after breakthrough COVID infection; a prospective single centre study

SCORE

PROBABILITY FOR LONG COVID (%)

3

10%

16

20%

25

30%

32

40%

39

50%

46

60%

53

70%

62

80%

75

90%

  1. Propensity score = 0.867 * (Age − 15) + Hypertension + Bronchial Asthma#.
  2. #Age in years to be given in the equation.
  3. #If hypertension is present, the scoring value is 16.
  4. #Similarly, the scoring value for Bronchial Asthma is 22.