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Table 1 Associations between serum IgG and IgA antibodies for P. gingivalis with clinicopathological features of ESCC

From: Preoperative serum immunoglobulin G and A antibodies to Porphyromonas gingivalis are potential serum biomarkers for the diagnosis and prognosis of esophageal squamous cell carcinoma

Variables IgG Titer (EU) P IgA Titer (EU) P
Age (n(%)) ≤ 60(26(32.5%) 132.15 ± 62.13 0.46 31.54 ± 25.93 0.52
> 60(54(67.5%)) 121.07 ± 62.65 38.23 ± 49.45
Gender (n(%)) Male(55(68.8%)) 127.80 ± 62.18 0.51 37.52 ± 48.10 0.65
Female(25(31.2%)) 116.77 ± 63.30 32.84 ± 30.22
Tobacco use (n(%)) No(43(%)) 122.62 ± 58.81 0.75 34.52 ± 30.12 0.73
Yes(37(%)) 127.05 ± 66.87 37.84 ± 55.00
Alcohol use (n(%)) No(74(%)) 125.57 ± 63.66 0.65 61.30 ± 74.42 0.60
Yes(6(%)) 113.47 ± 44.82 54.28 ± 25.41
Differentiation grade (n(%)) Well(17(21.2%)) 166.72 ± 71.77 0.15 36.47 ± 36.07 0.83
Moderately(47(58.8%)) 105.27 ± 45.26 35.12 ± 49.55
Poorly(15(18.8)) 140.28 ± 72.94 40.17 ± 29.95
T stage (n(%)) T1 + T2(17(21.5%)) 121.72 ± 48.57 0.80 27.17 ± 20.14 0.33
T3 + T4(62(78.5%)) 126.08 ± 66.19 38.89 ± 47.61
Lymph node metastasis (n(%)) No(44(56.4%)) 115.07 ± 57.03 0.19 42.94 ± 57.45 0.27
Yes(34(43.6%)) 134.05 ± 66.21 31.97 ± 28.31
TNM stage (n(%)) I–II(51(63.8%)) 130.18 ± 62.58 0.34 31.77 ± 27.59 0.21
III–IV(28(36.2%)) 115.95 ± 62.60 44.73 ± 62.51