Table 3 Parameter estimates and p-values of zero-inflated negative binomial models for the total number and location-specific social contacts using age, gender, temporal and time use covariates

Intercept

3.14(0.20)

− 0.46(0.16)

1.25(1.32)

0.96(0.36)

3.93(0.25)

Time use (in hours)

 Home

− 0.07(0.05E−1)**

0.04(0.04E−1)**

0.04(0.05)

− 0.05(0.01)**

− 0.15(0.01)**

 School^a

0.06(0.01)**

0.01(0.01)

0.14(0.05)*

–

− 0.10(0.02)**

 Work^b

0.08(0.01)**

− 0.01(0.06E−1)*

–

0.43(0.02)**

− 0.16(0.01)**

Gender

Male

− 0.11(0.03)**

− 0.05E−1(0.03)

0.01(0.19)

-0.11(0.09)

− 0.05(0.05)

Ref.: Female

Age group

[3-6) yrs

0.47(0.19)*

0.05(0.17)

0.50(0.51)

0.41(0.20)*

Ref.: [0-3) yrs

[6-12) yrs

0.41(0.18)*

0.09(0.13)

0.49(0.54)

0.51(0.18)**

[12-18) yrs

0.33(0.18)

0.09(0.14)

0.38(0.64)

0.50(0.18)**

[18-25) yrs

0.08(0.18)

0.05(0.15)

–

0.18(0.17)

[25-45) yrs

0.36(0.17)*

0.09(0.13)

–

–

0.49(0.16)**

[45-65) yrs

0.33(0.17)*

0.20(0.13)

–

–

0.47(0.16)**

65+ yrs

0.05(0.18)

0.08(0.13)

–

–

0.42(0.17)*

Household size

0.08(0.01)**

0.28(0.01)**

− 0.18(0.09)

− 0.05(0.04)

0.06(0.02)**

Class size

–

–

0.02(0.02)

Temporal factors

Holiday weekday

− 0.05(0.04)

0.03(0.04)

− 5.83(1.21)**

− 0.46(0.13)**

0.08(0.07)

Ref.: Regular weekday

Regular weekend

0.11(0.05)*

0.02(0.05)

− 3.74(0.26)**

− 0.48(0.11)**

0.33(0.08)**

Holiday weekend

− 0.11(0.07)

− 0.02(0.05)

− 37.77(21.31)

− 1.21(0.18)**

0.13(0.10)

Sample size

1707

1707

227

1008

1707