Table 2

Regression results of the GLS model

Dependent variable= (total annual cost)	Specification 1		Specification 2
Dependent variable= (total annual cost)	Coeff.	SE	Coeff.	SE
Y¹	48.02**	19.972	40.883*	21.803
Y¹Y¹	−0.0061	0.0001	0.00020	0.0011
Y²	13.20	89.551	−12.99976	95.088
Y²Y²	−0.0279	0.0339	−0.019	0.036
Y³	539.77***	201.760	−188.9234	197.664
Y³Y³	0.2227**	0.0974	0.116	0.103
Y⁴	−49.747**	22.231	−10.55806	23.459
Y⁴Y⁴	0.0012	0.0016	0.001	0.001
Y⁵	−460.208***	138.453	−212.193	144.959
Y⁵Y⁵	0.502***	0.071	0.429***	0.073
Y⁶	25.617**	10.241	35.556***	9.224
Y⁶Y⁶	0.0026***	0.0006	0.002***	0.0007
Y¹Y⁴	0.0256	0.005	−0.001	0.005
Y¹Y⁵	−0.1000***	0.020	−0.103***	0.020
Y¹Y⁶	−0.0017	0.0015	−0.003**	0.001
Y²Y⁴	0.031**	0.073	0.017	0.015
Y²Y⁵	−0.062*	0.035	−0.010	0.038
Y²Y⁶	−0.033***	0.008	−0.026**	0.009
Y³Y⁴	0.023	0.0211	0.001	0.023
Y³Y⁵	−0.575***	0.170	0.280	0.184
Y³Y⁶	−0.132***	0.034	−0.096***	0.037
^Pc	16.22***	5.003	24.882***	5.359
P^t	−20.47**	8.575	−13.322	9.457
I¹	20 610.82	26 131.61	–	–
I²	159 054.8***	40 892.33	–	–
I³	−180 977.2***	40 672.14	–	–
I⁴	26 846.94	32 925.64	–	–
I⁵	–	–	773.3802	20 381.52
Cs	−60 292	141 372.9	−117 282.9	159 463.1
Intercept	−94 982.13	121 136.5	−41 241.97	100 017.1
N	80		80

***p<0.01, **p<0.05, *p<0.10.
Y¹, family planning visits; Y², post-natal care visits; Y3, Ca Cx visits; Y⁴, HCT visits; Y⁵, sexually transmitted infection visits; Y⁵, HIV visits.