| |
Chart and claims, n
|
Chart only, n
|
Claims only, n
|
Not in chart or claims, n
|
Sensitivity, %
|
Specificity, %
|
PPV, %
|
NPV, %
|
|---|
|
Smoking per claims algorithma versus current smoker in chartb
|
|
Algorithm 1
|
4
|
20
|
1
|
191
|
16.67
|
99.48
|
80.00
|
90.52
|
|
Algorithm 2
|
12
|
12
|
7
|
185
|
50.00
|
96.35
|
63.16
|
93.91
|
|
Algorithm 3
|
15
|
9
|
14
|
178
|
62.50
|
92.71
|
51.72
|
95.19
|
|
Algorithm 4
|
15
|
9
|
15
|
177
|
62.50
|
92.19
|
50.00
|
95.16
|
|
Smoking per claims algorithma versus current or former smoker in chartb
|
|
Algorithm 1
|
5
|
62
|
0
|
150
|
7.46
|
100.00
|
100.00
|
70.75
|
|
Algorithm 2
|
18
|
49
|
1
|
149
|
26.87
|
99.33
|
94.74
|
75.25
|
|
Algorithm 3
|
24
|
43
|
5
|
145
|
35.82
|
96.67
|
82.76
|
77.13
|
|
Algorithm 4
|
25
|
42
|
5
|
145
|
37.31
|
96.67
|
83.33
|
77.54
|
|
Obesity per claims algorithma versus BMI ≥ 30 in chartb
|
|
Algorithm 1
|
4
|
52
|
0
|
118
|
7.14
|
100.00
|
100.00
|
69.41
|
|
Algorithm 2
|
7
|
49
|
0
|
118
|
12.50
|
100.00
|
100.00
|
70.66
|
|
Algorithm 3
|
10
|
46
|
1
|
117
|
17.86
|
99.15
|
90.91
|
71.78
|
- BMI body mass index, PPV positive predictive value, NPV negative predictive value
- a See Table 1 for description of each algorithm
- b Among those with non-missing information in the medical chart (n = 216 current smoker, n = 217 current or former smoker, n = 174 BMI)
