Table 3. Information by health-care presentations that resulted in measles transmission versus no transmission, NSW, Australia, 2012.
| - | Total number of health-care presentations (n = 405) |
P-value | ||||
|---|---|---|---|---|---|---|
| Transmission (n = 14) |
No transmission (n = 391) |
|||||
| Number | Proportion | Number | Proportion | |||
|
Rash at presentation | ||||||
| Yes |
10 |
71.4% |
259 |
66.2% |
0.762 |
|
| No |
4 |
28.6% |
124 |
31.7% |
||
| Unknown§ |
- |
- |
8 |
2.1% |
||
| Day of week | ||||||
| Weekday |
8 |
57.1% |
287 |
73.4% |
0.141 |
|
| Weekend |
6 |
42.9% |
98 |
25.1% |
||
| Unknown§ |
- |
- |
6 |
1.5% |
||
|
Cough at presentation | ||||||
| Yes |
14 |
100.0% |
363 |
92.8% |
0.565 |
|
| No |
- |
- |
15 |
3.8% |
||
| Unknown§ |
- |
- |
13 |
3.3% |
||
|
Health-care setting | ||||||
| Emergency department |
10 |
71.4% |
147 |
37.6% |
0.028* |
|
| General practice |
2 |
14.3% |
193 |
49.4% |
||
| Hospital ward |
2 |
14.3% |
47 |
12.0% |
||
| Unknown§ |
- |
- |
4 |
1.0% |
||
|
Infection control measures | ||||||
| Yes |
3 |
21.4% |
145 |
37.1% |
0.221 |
|
| No |
10 |
71.4% |
216 |
55.2% |
||
| Unknown§ |
1 |
7.1% |
30 |
7.7% |
||
|
Median time spent in a health-care setting (hours)|| | ||||||
| - |
15.0ᵻ (range: 2.3–2212.0 hours) |
4.9± (range: 0–10080.8 hours) |
- |
|||
| Day of illness when presenting to health-care|| | ||||||
| - | Median: 3.5 days (range: 1–8 days) |
Median: 3.0 days (range: 0–15 days)‡ |
- | |||
§ Unknowns not included in the χ2 analysis.
* Indicates statistical significance.
|| Statistical tests not conducted for continuous variables.
ᵻ Time unknown for one presentation.
± Time unknown for 153 presentations.
‡ Day of illness unknown for 10 presentations.