Citation probability ratio by technological field

Technological fieldβ1Lag, yr
15102030
Drugs and medical0.9321.331.401.501.711.96
Chemical1.1581.271.120.960.700.51
Electronics, etc.1.2881.891.501.130.640.36
Mechanical1.0541.111.061.010.910.81
Other1.0001.001.001.001.001.00