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Table 2 Hazard ratios (HR) of all-cause deaths, with corresponding 95% confidence intervals (CI), among 178 incident breast cancer cases diagnosed in 2005–2006 in the Gaza Strip according to clinical characteristics

From: Survival after the diagnosis of breast or colorectal cancer in the GAZA Strip from 2005 to 2014

 

Cases

Deaths (N = 93)

N

N (%)

HR (95% CI)a

Age at diagnosis (years)

  < 55

98

47 (48.0)

1b

  ≥ 55

80

46 (57.5)

1.39 (0.93–2.09)

Stage c

 Localized

33

10 (30.3)

1b

 Regional/Distant

107

57 (53.3)

1.93 (0.98–3.80)

 Missing

38

26 (68.4)

2.32 (1.10–4.91)

Grade

 Well and Moderately differentiated

75

31 (41.3)

1b

 Poorly differentiated and Undifferentiated

70

42 (60.0)

1.67 (1.04–2.69)

 Missing

33

20 (60.6)

1.33 (0.72–2.44)

Surgery c

 No

18

14 (77.8)

1b

 Yes

156

76 (48.7)

0.29 (0.16–0.53)

Chemotherapy c

 No

38

23 (60.5)

1b

 Yes

136

67 (49.3)

0.58 (0.36–0.94)

Radiotherapy c

 No

81

46 (56.8)

1b

 Yes

93

44 (47.3)

0.89 (0·57–1·39)

Hormone therapy c

 No

109

63 (57.8)

1b

 Yes

65

27 (41.5)

0.53 (0.33–0.84)

Number of therapies c

 0–1

25

20 (80.0)

1b

 2

55

29 (52.7)

0.32 (0.18–0.58)

 3

56

23 (41.1)

0.25 (0.13–0.48)

 4

38

18 (47.4)

0.26 (0.13–0.51)

  1. a Estimated using the Cox proportional hazard model adjusted for age; b Reference category; c The sum does not add up to the total because of missing values