A cost-minimisation analysis of inpatient versus day surgery for gynaecological laparoscopy

Table 4 Association between variables: multiple regression analysis of log-transformed total costs (n = 66)

Model parameters	Unstandardised coefficients		pvalue
Model parameters	B	Standard error	pvalue
Patient age >35	−0.09	0.06	0.123
Day surgery	−0.71	0.06	0.000
Remedial operation	0.13	0.06	0.022
Referred from specialist/department	0.07	0.06	0.244
Senior surgeon	0.11	0.06	0.073
Referral diagnosis: infertility	−0.04	0.08	0.672
Referral diagnosis: pelvic pain	−0.03	0.06	0.670
(Constant)	9.69	0.16	0.000
R squared	0.76