Table 1

Baseline patient characteristics (N = 2198)

Characteristic

Serum 25(OH)D levels

p-value


< = 32 ng/ml (n = 1651)

> 32 ng/ml (n = 547)


Gender

Males

628 (77.1)

186 (22.9)

Chi-square

Females

1023 (73.9)

361 (26.1)

0.09


Age at Presentation

Mean

55.2

55.7

2 sample t-test

Median

55.9

55.8

0.32

Range

18.6 - 92.1

21.1 - 89.6


Treatment history

Newly Diagnosed

769 (73.2)

282 (26.8)

Chi-square

Previously Treated

882 (76.9)

265 (23.1)

0.04


Cancer Site

Breast

347 (69.4)

153 (30.6)

Lung

268 (81.7)

60 (18.3)

Pancreas

157 (73.4)

57 (26.6)

Chi-square

Colorectal

174 (85.3)

30 (14.7)

< 0.001

Prostate

132 (71.4)

53 (28.6)

Others

573 (74.7)

194 (25.3)


Stage at Diagnosis

Stage 0

21 (75)

7 (25)

Stage 1

194 (73.2)

71 (26.8)

Stage 2

332 (73.8)

118 (26.2)

Chi-square

Stage 3

394 (76.7)

120 (23.3)

0.76

Stage 4

566 (74.8)

191 (25.2)

Indeterminate

144 (78.3)

40 (21.7)


SD = Standard Deviation; Numbers in parenthesis for cancer site, gender, treatment history and stage at diagnosis are row percentages

Vashi et al. Nutrition Journal 2010 9:60   doi:10.1186/1475-2891-9-60

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