Table 4 Event date difference among all data sources for index and subsequent abortions
From: Validating abortion procedure coding in Canadian administrative databases
Days difference | Frequency | Percent | Cumulative Frequency | Cumulative Percent |
|---|---|---|---|---|
−30 | 1 | 0.09 | 1 | 0.09 |
−7 | 1 | 0.09 | 2 | 0.17 |
−3 | 1 | 0.09 | 3 | 0.26 |
−1 | 2 | 0.17 | 5 | 0.44 |
0 | 1136 | 99.13 | 1141 | 99.56 |
1 | 3 | 0.26 | 1144 | 99.83 |
2 | 1 | 0.09 | 1145 | 99.91 |
6 | 1 | 0.09 | 1146 | 100 |