From: Evaluation of the spread of pandemic influenza A/H1N1 2009 among Japanese university students
Symptom | Ref. no. | University | Prevalence | Infections | Rate | 95 % CI | |
---|---|---|---|---|---|---|---|
Cough | Shinshu University | 725 | 1009 | 71.9 | 63.0 | 80.7 | |
[21] | Kagawa University | 531 | 644 | 82.5 | 74.8 | 89.8 | |
[22] | Kanazawa University | 691 | 924 | 74.8 | 66.3 | 83.3 | |
Total | 1947 | 2577 | 75.6 | 67.1 | 84.0 | ||
Sore throat | Shinshu University | 336 | 1009 | 33.3 | 24.0 | 42.5 | |
[21] | Kagawa University | 380 | 644 | 59.0 | 49.4 | 68.6 | |
[22] | Kanazawa University | 531 | 924 | 57.5 | 47.8 | 67.2 | |
Total | 1247 | 2577 | 48.4 | 38.6 | 58.2 | ||
Rhinorrhea | Shinshu University | 374 | 1009 | 37.1 | 27.6 | 46.5 | |
[21] | Kagawa University | 377 | 644 | 58.5 | 48.9 | 68.2 | |
[22] | Kanazawa University | 429 | 924 | 46.4 | 36.7 | 56.2 | |
Total | 1180 | 2577 | 45.8 | 36.0 | 55.6 |