Table 1. Distribution of age, sex and socio-professional category among study participants and reference populations, dengue serosurvey, Nîmes, France, 2015.
| Participants | Reference population | |||
|---|---|---|---|---|
|
Age group (years) |
Number |
Percentage (%) |
Number |
Percentage (%) |
| 2–3 | 8 | 1.4 | 20 | 1.4 |
| 4–5 | 5 | 0.9a | 38 | 2.7 |
| 6–10 | 33 | 5.9 | 104 | 7.3 |
| 11–14 | 27 | 4.8 a | 109 | 7.6 |
| 15–17 | 13 | 2.3 b | 73 | 5.1 |
| 18–24 | 56 | 10.0 c | 53 | 3.7 |
| 25–64 | 352 | 62.9 | 887 | 62.0 |
| 65–74 | 46 | 8.2 | 110 | 7.7 |
| ≥ 75 | 20 | 3.6 | 37 | 2.6 |
| Total | 564 | 100.0 | 1,431 | 100.0 |
| Sex | ||||
| Males | 256 | 45.5 | 697 | 48.7 |
| Socio-professional category of the householder | ||||
| Farmer | 3 | 0.6 | 10 | 0.7 |
| Tradesperson | 36 | 6.6 | 77 | 5.4 |
| Upper white-collar | 13 | 2.4 c | 183 | 12.8 |
| Intermediate occupation | 85 | 15.7 | 203 | 14.2 |
| Lower white-collar | 165 | 30.4 c | 227 | 15.9 |
| Blue-collar | 164 | 30.3 c | 294 | 20.6 |
| Retired | 69 | 12.7 c | 307 | 21.5 |
| Never worked | 7 | 1.3 c | 130 | 9.1 |
| Total | 542 | 100.0 | 1,431 | 100.0 |
The reference population was estimated for the 512 households eligible for study participation based on data from the French National Institute of Statistics and Economic Studies (INSEE, ‘carroyages 200 m’ and RFL2010, 2013)
a Proportion significantly different from the reference population (chi-squared test, p < 0.05).
b Proportion significantly different from the reference population (chi-squared test, p < 10 − 2).
c Proportion significantly different from the reference population (chi-squared test, p < 10 − 4).