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Problem
3.1
Estimate
incidence and prevalence rates of breathlessness among the patients
below.
In this study
five patients free from breathlessness were followed for 6 days
before and after admission in a palliative care program. Patients
were admitted to the palliative care program on day 2. Breathlessness
was measured throughout this period. The lines in the table below
show, for each patient, when breathlessness (B) occurred.
Figure
3.1: Breathlessness Journal
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Question
3.1
| What
is the incidence of breathlessness in the first two days (days
0-2)? |
 20% |
 40% |
 60% |
 80% |
Question
3.2
| What
is the point prevalence of breathlessness at the beginning
of day two? |
| 20% |
| 40% |
| 60% |
| 80% |
Question
3.3
| What
is the period prevalence of severe breathlessness in the first
two days (days 0-2)? |
| 20% |
| 40% |
| 60% |
| 80% |
Question
3.4
| What
is the incidence of new breathlessness between days three
and five? |
| 20% |
| 40% |
| 60% |
| 80% |
Question
3.5
| What
is the period prevalence of breathlessness between days three
and five? |
| 20% |
| 40% |
| 60% |
| 80% |
Question
3.6
| What
is the point prevalence of breathlessness at the beginning
of day five? |
| 20% |
| 40% |
| 60% |
| 80% |
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