Table 4.

Multiple linear regression model showcasing variables associated with changes in the number of Bellwether surgeries performed in the North Kivu region of the DRC (R² = 0.734).

Variables in multiple linear regression model	β coefficient (No. of Bellwether surgeries)	p-value	95% confidence interval
No. of perioperative providers	28.75	0.650	-106.0–163.5
Referral hospital (Health centre as reference)	2,108	0.675	-8,571 − 12,787
Katwa district (Butembo as reference)	263.0	0.238	-198.7–724.7
Faith-based hospital ownership*	-173.8	0.558	-801.6–453.9
Non-profit hospital ownership*	-83.36	0.821	-870.5–703.8
Private hospital ownership*	139.0	0.638	-488.4–766.3
% Functional surgical equipment	26.96	0.150	-11.25–65.16
% Functional anesthesia equipment	8.996	0.330	-10.32–28.31
Available Operating rooms (#)	-88.89	0.423	-322.3–144.5
Available surgical beds (#)	7.584	0.053	-0.109–15.28
% Utilities availability	-4.446	0.419	-16.03–7.134
% Imaging services availability	-33.66	0.704	-222.3–154.9
% Lab and transfusion availability	-10.98	0.576	-52.58–30.62
% Perioperative meds availability	5.740	0.443	-10.04–21.52

*Public hospital ownership was used as reference