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Table 1 Cross-tabulation of contact data from motes and surveys

From: How should social mixing be measured: comparing web-based survey and sensor-based methods

 

Mote measurements

Survey reports

Not detected

< 5 min

5 - 15 min

15 - 60 min

1 - 4 h

> 4 h

Row Totals

Not reported

unknown (n/a)

12764 (85.7%)

1309 (8.8%)

802 (5.4%)

16 (0.1%)

2 (0.0%)

14893 (100.0%)

(n/a)

(98.8%)

(91.2%)

(78.2%)

(34.8%)

(100.0%)

(95.9%)

< 5 min

22 (27.5%)

37 (46.3%)

10 (12.5%)

11 (13.8%)

0 (0.0%)

0 (0.0%)

80 (100.0%)

(23.4%)

(0.3%)

(0.7%)

(1.1%)

(0.0%)

(0.0%)

(0.5%)

5 - 15 min

31 (19.6%)

49 (31.0%)

36 (22.8%)

38 (24.1%)

4 (2.5%)

0 (0.0%)

158 (100.0%)

(33.0%)

(0.4%)

(2.5%)

(3.7%)

(8.7%)

(0.0%)

(1.0%)

15 - 60 min

35 (10.7%)

64 (19.6%)

66 (20.2%)

140 (42.9%)

21 (6.4%)

0 (0.0%)

326 (100.0%)

(37.2%)

(0.5%)

(4.6%)

(13.6%)

(45.7%)

(0.0%)

(2.1%)

1 - 4 h

6 (9.4%)

6 (9.4%)

13 (20.3%)

34 (53.1%)

5 (7.8%)

0 (0.0%)

64 (100.0%)

(6.4%)

(0.0%)

(0.9%)

(3.3%)

(10.9%)

(0.0%)

(0.4%)

> 4 h

0 (0.0%)

0 (0.0%)

1 (50.0%)

1 (50.0%)

0 (0.0%)

0 (0.0%)

2 (100.0%)

(0.0%)

(0.0%)

(0.1%)

(0.1%)

(0.0%)

(0.0%)

(0.0%)

Column Totals

94 (0.6%)

12920 (83.2%)

1435 (9.2%)

1026 (6.6%)

46 (0.3%)

2 (0.0%)

15523 (100.0%)

 

(100.0%)

(100.0%)

(100.0%)

(100.0%)

(100.0%)

(100.0%)

(100.0%)

  1. Columns give the number of contacts detected by motes by five duration categories and also the number of contacts that were not detected by the motes, but reported by a participant. Rows give the number of contacts reported by survey participants and also the number of contacts that were detected by the motes, but were not reported by the respective participant. Each percentage within a cell represents percentage of the row (right) and column totals (lower).