Table 1. Patients’ general information of different pathological types in parotid gland.

Findings	PA	WT	MT	P value
Sex (M/F)	7/5	13/2	12/4	0.245
Age	43.5	60.2	52.19	0.006
BMI	24.48±3.61	23.63±2.27	23.93±3.48	0.781
Number (single/multiple)	12/0	8/7	16/0	0.000
Site (R/L)	7/5	15/9	11/5	0.844
Location (S/D)	9/3	17/7	12/4	0.945

For sex, age, BMI and number, the patient number =43; for site and location, the tumor number =52. PA, pleomorphic adenoma; WT, Warthin tumors; MT, malignant tumors; M, male; F, female; BMI, body mass index; R, right; L, left; S, superficial lobe; D, deep lobe.