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Table 1 Relationship between reproduction number (R) and infection control measures in 29 schools in Matsumoto City, Japan

From: High vaccination coverage is associated with low epidemic level of seasonal influenza in elementary schools: an observational study in Matsumoto City, Japan

School Number Number of Children Number Infected R Vaccination Wearing mask Hand washing Gargling
1 382 30 1.04 0.47 0.48 0.77 0.64
2 931 107 1.06 0.48 0.53 0.80 0.65
3 37 6 1.09 0.34 0.41 0.75 0.72
4 167 56 1.22 0.44 0.39 0.73 0.66
5 14 7 1.39 0.11 0.22 1.00 0.89
6 410 86 1.12 0.44 0.44 0.75 0.68
7 662 98 1.08 0.47 0.45 0.80 0.71
8 791 187 1.14 0.40 0.53 0.79 0.69
9 890 173 1.11 0.50 0.47 0.81 0.71
10 305 48 1.09 0.54 0.43 0.79 0.67
11 904 91 1.05 0.47 0.60 0.80 0.71
12 154 57 1.25 0.34 0.48 0.73 0.68
13 453 61 1.07 0.62 0.53 0.82 0.73
14 663 106 1.09 0.55 0.55 0.77 0.66
15 338 54 1.09 0.53 0.51 0.78 0.72
16 602 139 1.14 0.46 0.48 0.77 0.67
17 650 120 1.11 0.50 0.47 0.80 0.69
18 259 55 1.12 0.52 0.76 0.76 0.70
19 423 53 1.07 0.57 0.48 0.78 0.66
20 127 51 1.28 0.46 0.49 0.83 0.77
21 30 0 N/A 0.52 0.41 0.70 0.52
22 352 29 1.04 0.41 0.37 0.76 0.70
23 889 259 1.18 0.47 0.75 0.80 0.71
24 335 91 1.17 0.48 0.67 0.81 0.72
25 364 46 1.07 0.47 0.64 0.77 0.65
26 438 134 1.19 0.40 0.51 0.77 0.64
27 508 100 1.11 0.41 0.38 0.84 0.74
28 703 210 1.19 0.50 0.51 0.80 0.71
29 436 94 1.13 0.54 0.43 0.82 0.68