From: The incidence and health burden of earaches attributable to recreational swimming in natural waters: a prospective cohort study
N
%
Missed regular activities
201
24.3
Others missed regular activities
30
3.6
Phoned doctor or nurse
122
14.7
Visited doctor or nurse
235
28.3
Visited ER
36
4.3
Used prescription medication
257
31.0
Used over-the-counter medicine
337
40.6