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Table 3 Propensity score matching description

From: Validity of upfront surgery for patients with unsuspected lymph node metastasis in esophageal cancer: a propensity scoring matching study

Covariates

Total Population

Propensity-matched Population

non- NT

(n = 26)

NT

(n = 29)

p-value

standardized difference

non- NT

(n = 26)

NT

(n = 26)

p-value

standardized difference

Age

62.0 ± 8.0

59.5 ± 5.2

0.172

−0.479

62.0 ± 8.0

59.1 ± 5.3

0.130

−0.558

Ivor Lewis

23

22

0.303

0.289

23

22

0.500

0.088

pT Stage

2.4 ± 0.9

3.5 ± 0.5

< 0.001

2.084

2.4 ± 0.9

3.5 ± 0.5

< 0.001

2.193