Table 3. Estimates of Temporal Associations of Alcohol and Tobacco Consumption With Sex- and Age-Specific Cancer Mortality Based on the Cross-Correlation Lag Model.
Characteristic | Consumption, Coefficient (95% CI) | Model Specification | Box-Ljung Q (Lag 10) | ||
---|---|---|---|---|---|
Alcohol | Tobacco | Q Statistic | P Valuea | ||
Male by age, y | |||||
30-49 | 0.032 (−0.137 to 0.201) | 0.137 (−1.080 to 1.354) | 1,1,0 | 6.404 | .70 |
50-69 | 0.095(0.040 to 0.150)b | 0.170 (0.029 to 0.311)c | 1,1,0 | 10.883 | .28 |
≥70 | 0.016 (−0.035 to 0.067) | 0.263 (0.075 to 0.451)d | 0,1,0 | 8.350 | .60 |
Subtotal | 0.043 (0.012 to 0.074)c | 0.266 (0.115 to 0.417)d | 1,1,0 | 9.546 | .39 |
Female by age, y | |||||
30-49 | 0.022 (−0.051 to 0.095) | 0.070 (−0.181 to 0.321) | 1,1,0 | 5.080 | .75 |
50-69 | 0.059 (0.008 to 0.110)d | 0.063 (−0.151 to 0.277) | 0,1,0 | 8.576 | .57 |
≥70 | 0.042 (0.020 to 0.064)c | 0.067 (−0.015 to 0.149) | 0,1,1 | 7.357 | .60 |
Subtotal | 0.035 (0.010 to 0.060)c | 0.083 (−0.066 to 0.232) | 0,1,1 | 4.996 | .84 |
The Box-Ljung Q test is a diagnostic tool used to test the lack of fit of a time series model, and a P value of the Box-Ljung Q test greater than .10 indicates the test rejects the null hypothesis of lack of fit of the time series model.
P < .001.
P < .05.
P < .01.