Table 4.

Simple and multiple linear regression to determine the factors influencing plasma leptin concentrations.

Predictors	N	Simple linear regression		Multiple linear regression
		95 % CIa	p-value	95 % CIa	p-value
Group	60
Pancreatic cancer		–
Chronic pancreatitis		1.20–1.51	0.001	3.66–142.9	0.039
Age	60	53.75–62.52	0.597
Gender	60	1.11–1.43	0.037	−27.95–108.1	0.242
BMI	60	23.33–26.20	0.010	−1.01–13.82	0.08
Smoking	60
Yes
No		1.05–1.35	0.096
Alcohol consumption	60
Yes
No		1.27–1.60	0.053
Diabetes mellitus	60
Yes
No		1.45–1.79	0.934
Cholesterol	60	163.6–198.2	0.648
Triglycerides	60	130.4–193.2	0.622

^aCI = Confidence interval.