Table 1. Profile of measles cases by data source, Ontario, Canada, 2009–2014.
| Person-level entries by data Source (N = 6,345) | ||||
|---|---|---|---|---|
| Linked data n = 658 |
iPHIS only n = 324 |
PHOL only n = 5,267 |
p-value | |
| Age (years) | ||||
| Median | 5.6 | 5.4 | 28.1 | <0.0001 a |
| Range 0–1 1–9 10–19 20–39 40–59 60+ unknown |
0.2–86.7 87 318 86 99 49 19 0 |
0.03–73.4 32 200 43 32 14 3 0 |
0.03–96.4 151 944 646 2098 1060 356 12 |
|
| Sex N (%) | ||||
| Female | 317 (48.2) | 160 (49.4) | 3,179 (60.4) | <0.0001 b |
| Male | 339 (51.5) | 161 (49.7) | 1,926 (36.6) | |
| Unknown | 2 (0.3) | 3 (0.9) | 162 (3.1) | |
| Any reported fever N (%) | ||||
| Yes | 361 (54.9) | 112 (34.6) | n/a | <0.0001 b |
| No | 297 (45.1) | 212 (65.4) | n/a | |
| Any reported rash N (%) | ||||
| Yes | 420 (63.8) | 134 (41.4) | n/a | <0.0001 b |
| No | 238 (36.2) | 190 (58.6) | n/a | |
| Any measles immunization N (%) | ||||
| Yes | 160 (24.3) | 102 (31.5) | n/a | 0.02 b |
| No | 498 (75.7) | 222 (68.5) | n/a | |
a—Wilcoxon-Mann-Whitney test
b—Chi-square test