Table 5 Query metrics

From: Feasibility assessment of an EHR-integrated research platform for prospective data collection in community oncology practice

Data category

Manual field-level queries, n (column %)

Manual field-level queries (excluding out-of-range), n (column %)

Data points collected, nc

Query-to-data point ratio (excluding out of range), %c

Queries resolved within 2 weeks, % (95% CI)c

Median time to resolution, d (IQR)c

Initially missing Dataa

3973 (70.7)

3973 (76.3)

–b

–

79.9 (78.7–81.2)

5.1 (2.0–8.9)

Structured data

395 (7.0)

24 (0.46)

5218

0.5

85.6 (82.1–89.0)

4.8 (1.8–7.8)

E-source forms

318 (5.7)

318 (6.1)

15,538

2.0

83.3 (79.2–87.4)

5.1 (0.82–8.0)

Unstructured data

133 (2.4)

133 (2.6)

8669

1.5

71.4 (63.8–79.1)

6.9 (1.4–36.8)

Manual/direct site entry

798 (14.2)

762 (14.6)

14,516

5.2

81.0 (78.2–83.7)

4.1 (0.85–10.1)

Total

5617 (100)

5210 (100)

43,941

–

80.5 (79.4–81.5)

5.1 (1.9–8.9)

  1. E-source forms electronic source forms.
  2. aData may have eventually been entered as the study progressed.
  3. bEmpty cells are not reported as they depend on data points collected and do not apply for missing data.
  4. cThese metrics pertain to the data category, i.e., metrics are aggregated at the row level.
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