From: Characteristics and outcomes of the drug patent linkage system in China
Registration year | 2021 (Before July 4) | 2021 (After July 4) | 2022 | 2023 (First half) | Total |
---|---|---|---|---|---|
Number of drugs (N) | 256 | 204 | 97 | 75 | 632 |
Mean | 2.21 | 1.55 | 1.48 | 1.64 | 1.82 |
Standard deviation | 1.74 | 1.05 | 0.79 | 1.27 | 1.40 |
Drug approval time | |||||
In registration year | 1.83 | 1.68 | 1.7 | 1.6 | 1.69 |
Prior to registration year | 2.14 | 1.51 | 1.21 | 1.69 | 1.87 |
MAH type | |||||
Foreign | 2.29 | 1.54 | 1.74 | 1.85 | 2 |
Domestic | 1.6 | 1.56 | 1.21 | 1.53 | 1.61 |
Administration | |||||
Oral | 2.26 | 1.58 | 1.54 | 1.61 | 1.9 |
Injection | 1.61 | 1.53 | 1.29 | 1.65 | 1.51 |
Others | 2.5 | 1.42 | 2 | 2 | 1.96 |