Table 2.

Results of linear regression of various variables with the duration of hospitalization in days showing the regression β coefficient, P-value, and 95% confidence interval (CI)

	β Coefficient	P-value	95% Confidence interval
β-HCG (IU/mL)	0.01	0.04	0.0006 - 0.022
Gestational age (weeks)	0.06	0.39	−0.08 - 0.2
Location	−0.01	0.96	−0.22 - 0.21
Detectable heartbeat	0.02	0.95	−0.68 - 0.73
Fluid in the pouch of Douglas	0.35	0.15	−0.16 - 0.82
Abdominal pain	0.28	0.26	−0.21 - 0.76
Intervention method	0.05	0.89	−0.69 - 0.8
Gravidity	0.01	0.85	−0.13 - 0.16
Laterality	−0.13	0.41	−0.44 - 0.18
Age (years)	0.02	0.25	−0.01 - 0.05