Note: input data format must match the example on the right, tab-seperated
1, data from excel, copy and paste data into the input frame
2, data from txt, must tab-seperated, copy and paste data into the input frame
3, use point as decimal separator, not comma. e.g. 3.14, not 3,14 as pi

Required
input data


Figure size
figure width:
figure height:

Fontsize ticks fontsize:
label fontsize:
legend fontsize:

Dot and line
left dumbbell size:
connection line width:
right dumbbell size:

Colors
left dumbbell color:
connection line color:
right dumbbell color:

Grid


Fontfamily


Dumbbell chart

Introduction
Dumbbell chart is a composite chart with circles and lines. It is ideal for illustrating change and comparing the distance between two groups of data points
Input data instructions
Input data contain three columns: the first column is name, the other columns are values. Small values reside in column 2, bigger values reside in column 3.
Examples from papers
Comparisons of two time points. We suggest order data before you plot. Order by: 1, column 2; 2, column 3; 3, differences.

Input
name	0h	4h
A	10	15
B	11	16
C	12	17
D	13	18
E	14	19
F	15	20
Output

1) How to plot?
1, Prepare data
2, Open with excel, and change into the same format as the example
3, Copy and paste data into the input frame
4, Select parameters
5, Submit and download figure files

2) Why NO figure generated?
Script need strigent input format, please read the instructions and examples carefully.

3) How to cite?
2000+ papers in (Google Scholar)
Tang D, Chen M, Huang X, Zhang G, Zeng L, Zhang G, Wu S, Wang Y. SRplot: A free online platform for data visualization and graphing. PLoS One. 2023 Nov 9;18(11):e0294236. doi: 10.1371/journal.pone.0294236. PMID: 37943830.

4) FAQs