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Table 1 Participants’ sociodemographic and clinical characteristics (N = 467)

From: Correlates of regret with treatment decision-making among Japanese women with breast cancer: results of an internet-based cross-sectional survey

Characteristics n (%)
Age (mean (standard deviation)) 53.4 (7.8)
Age group
 < 50 years 150 (32.1)
  ≥ 50 years 317 (67.9)
Age group at diagnosis
  ≤ 40 years 87 (18.6)
 41–50 years 253 (54.2)
 > 50 127 (27.2)
Marital status
 Married 339 (72.6)
 Other 128 (27.4)
Education
  ≤ High school 122 (26.1)
 > High school 345 (73.9)
Household income
 < ¥5,000,000 197 (42.2)
  ≥ ¥5,000,000 194 (41.5)
 I do not know/ I do not want to share 76 (16.3)
Employment status
 Full time 99 (21.2)
 Contract/ part–time 154 (33.0)
 Others 214 (45.8)
Time since diagnosis
  ≤ 5 years 256 (54.8)
 > 5 years 211 (45.2)
Cancer stage
 0 72 (15.4)
 I 220 (47.1)
 II 175 (37.5)
Surgery type
 Breast conserving surgery 304 (65.1)
 Total mastectomy 163 (34.9)
Radiation therapy
 No 174 (37.3)
 Yes 293 (62.7)
Chemotherapy
 No 288 (61.7)
 Yes 179 (38.3)
Hormone therapy
 No 133 (28.5)
 Yes 334 (71.5)
Preferred decision-making role
 Active 178 (38.1)
 Collaborative 235 (50.3)
 Passive 54 (11.6)
Perceived decision-making role
 Active 229 (49.0)
 Collaborative 146 (31.3)
 Passive 92 (19.7)
Decisional congruence
 Incongruence 202 (43.3)
 Congruence 265 (56.8)
Regret in treatment decision-making process
 Have none 227 (48.6)
 Have some 240 (51.4)