Table 2.

Regression results adjusted for variations at facility level

Timing in relation to IRS	p.p. change	p value	95% confidence interval
			Lower boundary	Upper boundary
Percentage change in total SPR
1 month after IRS	−3.45	0.208	−8.86	1.95
2 month after IRS	−6.04	0.037	−11.73	−0.36
3 month after IRS	−6.53	0.040	−12.74	−0.31
4 month after IRS	−0.17	0.958	−6.53	6.19
5 month after IRS	−2.74	0.461	−10.05	4.58
6 month after IRS	5.27	0.655	−18.04	28.58
Percentage change in SPR <5 years
1 month after IRS	−2.19	0.503	−8.64	4.27
2 month after IRS	−1.24	0.718	−8.03	5.55
3 month after IRS	−3.36	0.372	−10.77	4.06
4 month after IRS	2.78	0.470	−4.80	10.35
5 month after IRS	−1.34	0.764	−10.13	7.45
6 month after IRS	0.76	0.960	−29.37	30.89
Percentage change in SPR >5 years
1 month after IRS	−4.03	0.317	−11.95	3.90
2 month after IRS	−9.50	0.026	−17.85	−1.17
3 month after IRS	−8.18	0.079	−17.31	0.95
4 month after IRS	0.73	0.876	−8.58	10.04
5 month after IRS	−3.40	0.533	−14.16	7.36
6 month after IRS	7.95	0.647	−26.25	42.14

p.p change percentage point change