Table 1

Characteristics of patients (N=681) and tumours
Variables N (681) % Mean (SD) Median [min;max]
Age at diagnosis (years) 681 81.3 (5.2) 80.0 [75;98]
Pathological tumor size (mm) 546 27.0 (19.8) 22.0 [2;160]
Nodes removed 612 8.2 (6.3) 8.0 [0;32]
Positive nodes 519 2.0 (4.0) 0.0 [0;32]
Age
75-79 310 45.5
80-84 208 30.5
≥ 85 163 23.9
Unknown 0 0.0
T stage
T0 8 1.2
T1 214 31.4
T2 186 27.3
T3 19 2.8
T4 108 15.9
Unknown 146 21.4
N stage
N0 451 66.2
N1 112 16.4
N2 10 1.5
N3 2 0.3
Unknown 106 15.6
M stage
M0 579 85.0
M1 64 9.4
Unknown 38 5.6
pT stage
p T1 259 38.0
p T2 206 30.2
p T3 20 2.9
p T4 64 9.4
p T* 130 19.1
Unknown 2 0.3
pN stage
p N0 288 42.3
p N1 227 33.3
pN* 129 18.9
Unknown 37 5.4
pM stage
p M0 576 84.6
p M1 64 9.4
Unknown 41 6.0
pT stage†
pT0 1 0.1
p T1 282 41.4
p T2 245 36.0
p T3 26 3.8
p T4 104 15.3
Unknown 23 3.4
pN stage†
p N0 350 51.4
p N+ 269 39.5
Unknown 62 9.1
pM stage†
p M0 576 84.6
p M1 64 9.4
Unknown 41 6.0
Nodes removed
Nodes ≤10 389 57.1
Nodes > 10 223 32.7
Unknown 69 10.1
Positive nodes
0 290 42.6
1 - 3 136 20.0
≥ 4 93 13.7
Unknown 162 23.8
Histoprognostic SBR grade
1 132 19.4
2 350 51.4
3 160 23.5
Unknown 39 5.7
Diagnosis circumstances
Clinic 471 69.2
Individual screening 109 16.0
Unknown 101 14.8
Place of residence
Urban 474 69.6
Rural 203 29.8
Unknown 4 0.6
Hormone receptors
Positive 590 86.6
Negative 80 11.7
Unknown 11 1.6
Comorbidities
Yes 419 61.5
No 163 23.9
Unknown 99 14.5
Period
1998-2003 321 47.1
2004-2008 360 52.9
Unknown 0 0.0
Matrimonial status
Not single 183 26.9
Single‡ 288 42.3
Unknown 210 30.8
Having a family doctor
Yes 621 91.2
No 51 7.5
Unknown 9 1.3
Vital status
Dead 305 44.8
Alive 376 55.2
Unknown 0 0.0

Abbreviations: N = number of patients; % = percentage; SD = standard deviations. *Patients without surgery;

†For patients without surgery pTNM stage was replaced by TNM; Patient single, divorced or widowed.

Dialla et al.

Dialla et al. BMC Cancer 2012 12:472   doi:10.1186/1471-2407-12-472

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