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Table 1 Demographic and clinical characteristics of breast cancer patients

From: Factors associated with receipt of adjuvant chemotherapy among married women with breast cancer

Variable

Number of cases (N = 1,431)

Age at diagnosis (years)

  <50

780

  50 to 69

572

  ≥70

79

Neoadjuvant chemotherapy received

  No

1,075

  Yes

356

Comorbidities

  None

1,024

  One or more

407

Menopausal status

  Premenopause

703

  Menopause

728

Residential status

  Rural

453

  Urban

978

Smoking

  Previous or current

13

  Never or no report

1,418

Reasons for visit

  Self-examination

1,404

  Physical examination

27

Tumor size

  ≤2

1,088

  >2

214

Lymph node metastasis

  Negative

823

  Positive

606

Distant metastasis

  Negative

1,421

  Positive

10

Tumor stage

  I

178

  II

927

  III

198

  IV

10

Hormone receptor status

 

  ER- and PR-

203

  ER + and/or PR+

648

Histological type

 

  IDC

1,164

  ILC

49

  Others

218

Procedure

 

  Radical mastectomy

503

  Modified radical mastectomy

828

  Breast/nipple conserving surgery

55

  NOS

45

Treatment

 

  Surgery

1,431

  Radiotherapy

11

  Endocrinotherapy

264

  Chemotherapy

936

  NOS

496

  1. ER, estrogen receptor; PR, progestogen receptor; IDC, invasive ductal carcinoma; ILC, invasive lobular carcinoma; NOS, not otherwise specified.