Table-II.

The relationship between the demographic characteristics and blood transfusion rates of the patients.

		Blood transfusion (-)		Blood transfusion (+)		p
Age	<19	210	8.47%	8	14.81%	0.164
	20-24	682	27.50%	14	25.93%	0.918
	25-29	770	31.05%	14	25.93%	0.562
	30-35	484	19.52%	12	22.22%	0.747
	>35	334	13.47%	6	11.11%	0.763
Parity	Nulliparous	296	11.94%	12	22.22%	0.037
	1-4 Multiparous	1.956	78.87%	34	62.96%	0.008
	>5 Grand multiparous	228	9.19%	8	14.81%	0.242
BMI	<18 BMI	240	9.68%	8	14.81%	0.305
	19-24 BMI	1.079	43.51%	19	35.19%	0.279
	25-29 BMI	742	29.92%	20	37.04%	0.327
	30-34 BMI	419	16.90%	7	12.96%	0.561