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Table 6 Unweighted frequency between methods of determination of nursing home residence (n = 150)

From: Validation of a method for identifying nursing home admissions using administrative claims

  

Frequency (%)

  

Expert Review

  

NH

Non-NH

Total

Algorithm 1*

NH

6 (4.0)

0 (0.0)

6 (4.0)

 

Non-NH

12 (8.0)

132 (88.0)

144 (96.0)

  

18 (12.0)

132 (88.0)

150 (100)

Algorithm 2

NH

17 (11.3)

1 (0.7)

18 (12.0)

 

Non-NH

1 (0.7)

131 (87.3)

132 (88.0)

  

18 (12.0)

132 (88.0)

150 (100)

  1. NH: Evidence of nursing home residence
  2. *Algorithm 1 defined a person-month as a nursing home stay if there was at least one day in the month where the nursing home
  3. RULE = "PROBABLE"; otherwise the person-month was considered not to be a nursing home stay.
  4. Algorithm 2 defined a person-month as a nursing home stay if there was at least one day in the month where the nursing home
  5. RULE = "PROBABLE" or RULE = "POSSIBLE"; otherwise the person-month was considered not to be a nursing home stay.