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. 2014 Jan 31;9(1):e87482. doi: 10.1371/journal.pone.0087482

Table 1. Interrupted autoregressive integrated moving average (ARIMA) modeling to estimate effects of IMESEVI and RS-10 interventions in Mexico and two targeted cities.

Estimate SE p-value
Death rate
 México (country) Model: AR(1) S(12) MA (1 2 12)
 IMESEVI 0.03 0.04 0.546
 IMESEVI/RS-10 −0.06 0.04 0.114
 Motorization rate 0.00 0.00 0.819
 Annual IEPS 199.50 453.52 0.660
 Guadalajara-Zapopan Model: AR(4) S(12) MA (12)
 IMESEVI −0.04 0.08 0.576
 IMESEVI/RS-10 −0.12 0.08 0.125
 Motorization rate 0.00 0.00 0.013*
 León Model: AR(1 4 12) S(12) MA (4 12)
 IMESEVI 0.00 0.12 0.977
 IMESEVI/RS-10 −0.09 0.13 0.474
 Motorization rate 0.00 0.00 0.412
Injury rate
 México (country) Model: AR(4 12) S(12) MA (1/5)
 IMESEVI −0.49 0.38 0.193
 IMESEVI/RS-10 −1.21 0.41 0.003*
 Motorization rate 0.00 0.01 0.538
 Annual IEPS −8844.09 5576.83 0.113
 Guadalajara-Zapopan Model: AR(11 12) S(12) MA (11 12)
 IMESEVI −2.21 1.98 0.264
 IMESEVI/RS-10 −1.92 1.56 0.219
 Motorization rate 0.01 0.01 0.156
 León Model: AR(12) S(12) MA (1/5)
 IMESEVI 0.07 3.72 0.985
 IMESEVI/RS-10 −0.32 3.99 0.937
 Motorization rate −0.07 0.05 0.112
Collision rate
 México (country) Model: AR(3 12) S(12) MA (1/7 9)
 IMESEVI −0.90 0.40 0.026*
 IMESEVI/RS-10 −0.26 0.71 0.718
 Motorization rate −0.03 0.01 0.000*
 Annual IEPS −2906.24 10696.18 0.786
 Guadalajara-Zapopan Model: AR(1 2 12) S(12) MA (1/7 10 11)
 IMESEVI −5.29 3.80 0.164
 IMESEVI/RS-10 −10.39 4.75 0.029*
 Motorization rate −0.03 0.02 0.106
 León Model: AR(12) S(12) MA (1 3 4 6)
 IMESEVI −12.21 3.11 0.000*
 IMESEVI/RS-10 −5.73 2.63 0.029*
 Motorization rate −0.04 0.03 0.190

SE: standard error; AR: autocorrelation with (#p) lags of autocorrelations; S: Seasonality; MA: Moving Average with (#q) lags of moving averages; IEPS: National alcohol production and distribution. *Denotes those values that are statistically significant at p<0.05.

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