What clnical population was used for the current study?
0 = Healthy
1 = T1DM
2 = T2DM
3 = OW/OB
4 = CKD
5 = PCOS
6 = Pregnancy
7 = CVD
8 = BCS
9 = Knee Arthritis
10 = Colorectal Cancer
11 = MetS
12 = SCI
13 = Oesophageal Adenocarcinoma

Author reported Exercise Intensity
1 = Light Intensity
2 = Moderate Intensity
3 = Vigorous Intensity

What mode of exercise was used?
1 = Aerobic
2 = Resistance Training
3 = Combined, Not Reported, or a single type of exercise not categorized above

Mean age of the experimental group, grouped by age in to three groups
0 = Youth
1 = Adults
2 = Older Adults

Mean age of the experimental group, grouped by age in to two groups
1 = Less than 55
2 = 55 or older

Percentage of study participants that were female, grouped in to three groups
1 = Female
2 = Mixed Sex
3 = Male

Was change in leptin the primary aim of the original study? (categorical variable)
0 = No
1 = Yes

What was the control condition used in this study?
0 = No-Treatment Control
1 = Active Control

Is this study effect an outlier in the current analysis?
0 = Outlier
1 = Include (Not Outlier)

Mean baseline body mass index of the experimental group, grouped in to three groups
1 = Normal Weight or Not Reported
2 = Overweight
3 = Obese

Coded change in body mass index
-1 = Decrease
0 = No Change or Not Reported
1 = Increase

Did the original authors identify the study as a randomized trial and report the randomization methods used?
0 = No
1 = Yes, Identified as "randomized"
2 = Yes, Identified as "randomized" and reported randomization methods