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Table 1 Demographic characteristics of the patient population by PTHrP expression

From: Parathyroid hormone-related protein serves as a prognostic indicator in oral squamous cell carcinoma

Characteristic N (%) PTHrP expression (M ± SD) P
Age    
<60y 54 (58%) 2.757 ± 0.391 0.6775a
≥60y 39 (42%) 2.723 ± 0.391  
Gender    
Male 49 (52.7%) 2.353 ± 0.459 0.5592a
Female 44 (47.3%) 2.283 ± 0.633  
Smoking history    
No 62 (66.7%) 2.706 ± 0.460 0.5850a
Yes 31 (33.3%) 2.754 ± 0.352  
Alcohol history    
No 74 (79.6%) 2.755 ± 0.382 0.4071a
Yes 19 (20.4%) 2.671 ± 0.436  
TNM stage    
I/II 48 (51.6%) 2.380 ± 0.558 0.7570a
III/IV 45 (48.4%) 2.346 ± 0.515  
Disease site    
Tongue 64 (68.8%) 2.348 ± 0.540 0.4972b
Base of tongue 7(7.5%) 2.407 ± 0.480  
cheek 11(11.8%) 2.231 ± 0.514  
gingiva 9(9.7%) 2.478 ± 0.607  
Orthers (lip, floor of mouth) 2 (2.2%) 2.732 ± 0.458  
Lymph node metastasis    
pN0 64 (68.8%) 2.740 ± 0.392 0.8158a
pN1-pN2 29 (31.2%) 2.761 ± 0.393  
Pathological differentiation    
I 54 (58.1%) 2.189 ± 0.540 0.0001a
II/III 39 (41.9%) 2.610 ± 0.434  
  1. aThese P value were analyzed by two-tailed Student’s t-test.
  2. bThese P value were analyzed by One-way ANOVA analysis.