Table 3.

Odd ratio of specific cancers in patients with keloids, stratified by gender.

Variables	All		Males		Females
Cancer	OR (95% CI)	P value	OR (95% CI)	P value	OR (95% CI)	P value
Oral cancer	1.16 (0.92–1.46)	0.2162	1.19 (0.87–1.63)	0.2828	1.12 (0.79–1.59)	0.5099
Esophageal cancer	1.70 (1.06–2.71)	0.0270	1.91 (0.90–4.05)	0.0933	1.58 (0.87–2.87)	0.1340
Stomach cancer	1.29 (0.84–1.97)	0.2443	1.39 (0.79–2.46)	0.2547	1.17 (0.62–2.23)	0.6308
Colon cancer	1.54 (1.28–1.86)	< 0.0001	1.63 (1.24–2.15)	0.0005	1.47 (1.14–1.90)	0.0027
Liver cancer	1.59 (1.30–1.95)	< 0.0001	1.82 (1.37–2.43)	< 0.0001	1.40 (1.05–1.87)	0.0212
Pancreatic cancer	2.57 (1.59–4.18)	0.0001	2.20 (1.05–4.60)	0.0356	2.91 (1.53–5.55)	0.0011
Lung cancer	1.12 (0.85–1.46)	0.4274	1.06 (0.73–1.54)	0.7564	1.18 (0.80–1.74)	0.4061
Melanoma	3.40 (1.78–6.50)	0.0002	3.20 (1.26–8.12)	0.0142	3.60 (1.46–8.87)	0.0053
Skin cancer	4.35 (3.16–5.99)	< 0.0001	5.89 (3.64–9.53)	< 0.0001	3.37 (2.18–5.22)	< 0.0001
Kaposi’s sarcoma	2.00 (0.18–22.06)	0.5714	4.00 (0.25–63.97)	0.3269	–
Breast cancer	–		–		1.28 (1.03–1.58)	0.0230
Cervical cancer	–		–		1.09 (0.78–1.53)	0.5998
Uterine cancer	–		–		1.24 (0.78–1.99)	0.3611
Ovarian cancer	–		–		1.32 (0.93–1.85)	0.1156
Prostate cancer	–		1.63 (1.14–2.32)	0.0073	–
Bladder cancer	1.16 (0.72–1.86)	0.5445	1.04 (0.57–1.92)	0.8985	1.38 (0.65–2.96)	0.3999
Kidney cancer	1.77 (1.03–3.03)	0.0386	1.69 (0.74–3.85)	0.2159	1.83 (0.90–3.75)	0.0958
Unspecified urinary organ cancer	0.87 (0.44–1.72)	0.6887	0.44 (0.10–1.92)	0.2765	1.14 (0.52–2.51)	0.7390
Thyroid cancer	1.71 (1.22–2.41)	0.0021	0.86 (0.25–2.98)	0.8085	1.84 (1.28–2.63)	0.0009
Hodgkin’s lymphoma	1.77 (1.13, 2.79)	0.0134	3.00 (1.04–8.65)	0.0419	0.67 (0.08–5.54)	0.7074
Non-Hodgkin’s lymphoma	2.00 (0.81–4.96)	0.1342	1.29 (0.63–2.63)	0.4827	2.27 (1.25–4.12)	0.0070

OR odd ratio, 95% CI 95% confidence interval.