Table 6:

Analysis of high risk factors for the incidence of PIH

Variable	Regression coefficient	Standard error	Wald	P
Senility	0.368	0.298	1.801	0.016
Overweight	0.274	0.089	7.863	0.003
Alcohol consumption	0.712	0.220	9.412	0.000
Smoking	0.799	0.343	8.322	0.001