============================================================================== y=1 coef std err z P>|z| [0.025 0.975] ------------------------------------------------------------------------------ const -0.2794 0.612 -0.457 0.648 -1.479 0.920 x1 -0.0119 0.034 -0.350 0.727 -0.079 0.055 x2 0.2946 0.093 3.152 0.002 0.111 0.478 x3 -0.0257 0.007 -3.873 0.000 -0.039 -0.013 x4 0.0897 0.069 1.297 0.195 -0.046 0.225 ------------------------------------------------------------------------------ y=2 coef std err z P>|z| [0.025 0.975] ------------------------------------------------------------------------------ const -1.7392 0.720 -2.414 0.016 -3.151 -0.327 x1 -0.0941 0.039 -2.415 0.016 -0.170 -0.018 x2 0.3838 0.108 3.559 0.000 0.172 0.595 x3 -0.0230 0.008 -2.914 0.004 -0.038 -0.008 x4 0.2451 0.080 3.053 0.002 0.088 0.402 ------------------------------------------------------------------------------ y=3 coef std err z P>|z| [0.025 0.975] ------------------------------------------------------------------------------ const -3.0091 1.069 -2.815 0.005 -5.104 -0.914 x1 -0.1115 0.057 -1.965 0.049 -0.223 -0.000 x2 0.5641 0.159 3.557 0.000 0.253 0.875 x3 -0.0156 0.011 -1.391 0.164 -0.038 0.006 x4 0.0687 0.119 0.577 0.564 -0.165 0.302 ------------------------------------------------------------------------------ y=4 coef std err z P>|z| [0.025 0.975] ------------------------------------------------------------------------------ const -6.5607 0.870 -7.540 0.000 -8.266 -4.855 x1 -0.0949 0.043 -2.183 0.029 -0.180 -0.010 x2 1.2668 0.128 9.897 0.000 1.016 1.518 x3 -0.0109 0.008 -1.315 0.189 -0.027 0.005 x4 0.3067 0.088 3.475 0.001 0.134 0.480 ------------------------------------------------------------------------------ y=5 coef std err z P>|z| [0.025 0.975] ------------------------------------------------------------------------------ const -6.0760 0.774 -7.851 0.000 -7.593 -4.559 x1 -0.0967 0.039 -2.479 0.013 -0.173 -0.020 x2 1.3377 0.116 11.493 0.000 1.110 1.566 x3 -0.0198 0.008 -2.631 0.009 -0.035 -0.005 x4 0.3193 0.080 4.001 0.000 0.163 0.476 ------------------------------------------------------------------------------ y=6 coef std err z P>|z| [0.025 0.975] ------------------------------------------------------------------------------ const -10.5973 0.957 -11.076 0.000 -12.473 -8.722 x1 -0.1447 0.042 -3.475 0.001 -0.226 -0.063 x2 2.0395 0.141 14.479 0.000 1.763 2.316 x3 -0.0129 0.008 -1.612 0.107 -0.029 0.003 x4 0.4576 0.085 5.352 0.000 0.290 0.625 ==============================================================================