Table 1 The baseline characteristics of the patients in PTGD + LC group and LC group

Age

69.2 ± 11.4

71.5 ± 11.5

0.404

Gender (M/F)

0.461

Comorbidities (%)

0.077

Hypertension

19

15

Diabetes

14

14

Arhythmia

2

4

CHD

7

4

COPD

9

3

CI

0

1

CRI

0

1

ASA grade (average)

2.2 ± 0.6

2.2 ± 0.5

1.000

Abdominal pain grade

5.1 ± 1.5

4.9 ± 1.4

0.566

Body temperature (°C)

38.1 ± 0.8

37.8 ± 0.6

0.081

Positive Murphy’s sign

0.072

Leukocytes counts (per/ml)

12.3 ± 3.7

12.7 ± 3.5

0.644

Gallbladder wall thickness (cm)

0.68 ± 0.34

0.71 ± 0.28

0.688