a decreasing trendP < 0.01
For PHIs, before GB, there was a decreasing trend in the proportion of drug costs ( β 1 = −0.293, P < 0.01) and an increasing trend in the proportion of testing and inspection costs ( β 1 = 0.214, P < 0.05).
For PHIs, before GB, there was a decreasing trend in the proportion of drug costs ( β 1 = −0.293, P < 0.01) and an increasing trend in the proportion of testing and inspection costs ( β 1 = 0.214, P < 0.05).
For PHIs, before GB, there was a decreasing trend in the proportion of drug costs ( β 1 = −0.293, P < 0.01) and an increasing trend in the proportion of testing and inspection costs ( β 1 = 0.214, P < 0.05).
After GB, we observed a slightly increasing trend in the proportion of drug costs in LHs.