Variables 2016 2017 2018 2019 2020 Average relative yearly change between 2016 and 2019 (95% CI), % Relative change rate between 2016-2019 and 2020 (95% CI), %
Total payments
Monetary value, $
8,810,976
9,403,513
9,410,890
10,003,094
8,098,447
Number of payments, No.
7,251
7,534
7,802
8,041
6,709
Payments per neurologist
Monetary value, $
Mean (standard deviation)
4,044 (9,633)
4,194 (9,875)
4,192 (9,328)
4,364 (9,453)
4,015 (8,613)
3.2 (0.9 – 5.5)*
-21.1 (-25.3 to -16.7)**
Median (interquartile range)
1,077 (521–3,388)
1,251 (521–3,337)
1,356 (521–3,650)
1,359 (531–3,852)
1,290 (532–3,529)
Maximum
112,859
137,685
141,689
147,166
107,707
Gini index
0.898
0.894
0.890
0.887
0.896
Number of payments, No.
Mean (standard deviation)
3.3 (3.5)
3.4 (3.4)
3.5 (3.5)
3.5 (3.5)
3.3 (3.3)
3.5 (2.4 – 4.7)**
-19.6 (-22.4 to -16.7)**
Median (interquartile range)
2.0 (1.0 – 4.0)
2.0 (1.0 – 4.0)
2.0 (1.0 – 4.0)
2.0 (1.0 – 5.0)
2.0 (1.0 – 4.0)
Maximum
27.0
29.0
31.0
34.0
32.0
Gini index
0.811
0.805
0.805
0.799
0.820
Physicians with payments (%) (N=6107), n 2,179 (35.7) 2,242 (36.7) 2,245 (36.8) 2,292 (37.5) 2,017 (33.0) 1.5 (0.4 – 2.6)** -14.3 (-16.4 to -10.1)*