Table 2.

Breast cancer details

	Paravertebral (n=50)	General Anesthesia (n=79)	P
Tumor size at histology, cm	4.0 ± 4.9	4.6 ± 7.4	0.19§
Histological Grade			0.16§
Grade I	8 (16%)	8 (10%)
Grade II	21 (42%)	28 (36%)
Grade III	21 (42%)	42 (54%)
Lymph node status			0.94§
Stage 1	22 (58%)	35 (57%)
Stage 2	4 (11%)	8 (13%)
Stage 3	12 (31%)	19 (30%)
Nottingham Prognostic Index	4.5 ± 1.4	4.7 ± 1.7	0.38†
Estrogen receptor positive	38 (76%)	46 (59%)	0.20
Tumor margins after excision, cm	1.5 ± 0.8	1.1 ± 0.7	0.10†
Chemotherapy received	24 (51%)	43 (58%)	0.45
Radiotherapy received	36 (77%)	60 (81%)	0.55
Chemotherapy & radiotherapy received	22 (47%)	39 (52%)	0.48
Endocrine therapy received	27 (54%)	44 (56%)	0.85

All data are means ± SDs or number of patients (%).

^*Chi-Square test unless noted;

^†t-test

^§Mann-Whitney test