. 2026 Apr 27;16:19888. doi: 10.1038/s41598-026-49076-z

Table 2.

Interrupted time series analysis of human resources for medical and health care in China.

	Time (β₁)		Level change (β₂)		Trend change (β₃)		Constant (β₀)
	Coef.	95% CI	Coef.	95% CI	Coef.	95% CI	Coef.	95% CI
Health personnel (million)	0.135^*	0.072–0.198	2.030^*	0.860–3.200	0.429^*	0.363–0.495	5.648^*	5.004–6.292
Health technical personnel (million)	0.133^*	0.084–0.183	1.604^*	0.722–2.485	0.429^*	0.375–0.484	3.363^*	2.835–3.891
Licensed (assistant) physicians (million)	0.041^*	0.028–0.054	0.479^*	0.238–0.720	0.181^*	0.164–0.198	1.643^*	1.511–1.774
Registered nurses (million)	0.075^*	0.048–0.102	0.918^*	0.436-1.400	0.223^*	0.195–0.251	0.648^*	0.357–0.940
Health personnel per thousand population	0.063^*	0.014–0.112	1.517^*	0.616–2.418	0.301^*	0.252–0.351	4.932^*	4.417–5.447
Health technical personnel per thousand population	0.072^*	0.035–0.109	1.166^*	0.505–1.828	0.309^*	0.265–0.353	3.057^*	2.666–3.448
Licensed (assistant) physicians per thousand population	0.017^*	0.007–0.028	0.361^*	0.171–0.550	0.133^*	0.119–0.147	1.482^*	1.379–1.585
Registered nurses per thousand population	0.048^*	0.029–0.068	0.651^*	0.299–1.003	0.155^*	0.134–0.176	0.629^*	0.418–0.841

Note:^*P < 0.05.