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. Author manuscript; available in PMC: 2024 Apr 1.
Published in final edited form as: J Am Acad Dermatol. 2023 Jan 4;88(4):831–840. doi: 10.1016/j.jaad.2022.10.063

Table IIIa:

Hazard Ratio for Risk of All-Cause Death, by Age Group, in patients with cutaneous melanoma in California, 2004 – 2015 (with follow-up through 2017)

AYA (15 – 39) Older Adults (40 – 64)
HR (95% CI) aHR1 (95% CI) HR (95% CI) aHR1 (95% CI)

Sex
 Female 1.00 1.00 1.00 1.00
 Male 2.45 (2.08–2.88) 1.43 (1.21–1.70) 1.89 (1.79–2.00) 1.39 (1.31–1.47)
Race/Ethnicity
 NHW 1.00 1.00 1.00 1.00
 Hispanic 1.82 (1.46–2.27) 1.06 (0.84–1.35) 1.57 (1.43–1.74) 0.91 (0.82–1.01)
 Black 0.58 (0.08–4.09) 0.09 (0.01–0.64) 3.23 (2.34–4.46) 1.32 (0.95–1.83)
 Asian/P.I. 2.08 (1.22–3.54) 1.55 (0.90–2.66) 2.37 (1.92–2.92) 1.11 (0.90–1.38)
 Other 0.11 (0.05–0.21) 0.25 (0.13–0.53) 0.11 (0.09–0.14) 0.18 (0.14–0.23)
Socioeconomic Status
 Highest 1.00 1.00 1.00 1.00
 High-Middle 1.15 (0.90–1.46) 1.01 (0.79–1.30) 1.45 (1.35–1.56) 1.29 (1.19–1.38)
 Middle 1.86 (1.46–2.36) 1.50 (1.17–1.91) 1.79 (1.66–1.93) 1.39 (1.28–1.50)
 Low-Middle 2.57 (2.00–3.31) 1.25 (0.95–1.64) 2.52 (2.33–2.73) 1.58 (1.46–1.72)
 Lowest 3.67 (2.80–4.82) 1.45 (1.08–1.96) 3.46 (3.16–3.80) 1.85 (1.68–2.04)
Insurance Status
 Private 1.00 1.00 1.00 1.00
 Medicaid 8.31 (6.78–10.17) 2.47 (1.96–3.12) 6.44 (5.92–7.00) 2.07 (1.89–2.27)
 Medicare 6.97 (4.74–10.25) 2.99 (2.01–4.45) 3.44 (3.15–3.76) 2.15 (1.96–2.35)
 Military 2.49 (1.60–3.86) 2.03 (1.30–3.18) 2.09 (1.82–2.40) 1.57 (1.37–1.81)
 Uninsured 2.14 (1.43–3.18) 1.60 (1.07–2.41) 2.62 (2.30–2.99) 1.74 (1.52–1.99)
 Other/Unknown 0.53 (0.40–0.71) 0.75 (0.56–1.01) 0.77 (0.72–0.83) 1.18 (1.09–1.28)
Clinical Stage
 In-Situ/Stage I 1.00 1.00 1.00 1.00
 Stage II 11.90 (9.09–15.58) 2.08 (1.36–3.18) 5.67 (5.23–6.15) 1.53 (1.33–1.77)
 Stage III 17.22 (13.61–21.79) 3.31 (2.27–4.83) 10.94 (10.14–11.80) 3.18 (2.80–3.62)
 Stage IV 152.08 (121.20–190.82) 20.39 (13.30–31.20) 55.12 (51.32–59.20) 10.79 (9.33–12.48)
 Unknown 6.52 (4.87–8.73) 2.08 (1.32–3.27) 3.90 (3.55–4.28) 1.50 (1.29–1.74)
Location
 Limbs 1.00 1.00 1.00 1.00
 Head/Neck 1.53 (1.19–1.97) .95 (0.73–1.24) 1.48 (1.38–1.59) 1.42 (1.32–1.53)
 Trunk 1.20 (0.98–1.47) 1.12 (0.91–1.38) 1.33 (1.25–1.42) 1.19 (1.11–1.27)
 Other 25.48 (20.42–31.78) 2.32 (1.64–3.29) 18.11 (16.73–19.60) 1.92 (1.68–2.18)
Histology 2
 SSM 1.00 1.00 1.00 1.00
 NM 8.92 (6.49–12.27) 0.86 (0.60–1.23) 6.12 (5.52–6.78) 1.30 (1.16–1.45)
 ALM 4.05 (1.96–8.39) 1.13 (0.53–2.41) 3.28 (2.59–4.16) 1.26 (0.99–1.61)
 LMM 1.22 (0.53–2.81) 1.99 (0.86–4.61) 0.86 (0.75–0.98) 1.06 (0.92–1.22)
 NOS/Other 2.25 (1.77–2.87) 1.08 (0.83–1.40) 1.57 (1.45–1.69) 1.08 (1.00–1.17)
Year oi Diagnosis
 2004 – 2006 1.00 1.00 1.00 1.00
 2007 – 2009 0.98 (0.80–1.19) 0.99 (0.80–1.21) 0.92 (0.87–0.98) 0.98 (0.92–1.04)
 2010 – 2012 1.09 (0.88–1.35) 1.04 (0.83–1.29) 0.80 (0.74–0.86) 0.81 (0.75–0.87)
 2013 – 2015 0.59 (0.43–0.81) 0.57 (0.42–0.79) 0.61 (0.56–0.67) 0.62 (0.57–0.69)
Tumor Thickness
 In-Situ/<1.00mm 1.00 1.00 1.00 1.00
 1.00-<2.00mm 6.22 (4.70–8.23) 3.27 (2.35–4.54) 3.12 (2.86–3.39) 1.87 (1.69–2.07)
 2.00-<4.00mm 14.91 (11.27–19.71) 3.68 (2.37–5.71) 6.62 (6.07–7.23) 2.08 (1.80–2.40)
 ≥4.00mm 35.97 (27.69–46.73) 5.58 (3.56–8.73) 13.73 (12.68–14.87) 2.87 (2.49–3.31)
 Unknown 28.61 (22.71–36.03) 3.51 (2.17–5.66) 12.92 (12.09–13.81) 2.40 (2.06–2.81)
Ulceration
 No 1.00 1.00 1.00 1.00
 Yes 9.96 (8.20–12.10) 1.73 (1.34–2.23) 6.70 (6.28–7.15) 1.70 (1.56–1.85)
 Unknown 6.16 (5.05–7.51) 1.15 (0.89–1.49) 4.72 (4.42–5.04) 1.30 (1.19–1.42)
1

Fully adjusted models represent mutual adjustment for all the variables shown in the table

2

Histology definitions: SSM=Superficial Spreading Melanoma, NM=Nodular Melanoma, ALM=Acral Lentiginous Melanoma. LMM=Lentigo Maligna Melanoma, NOS/Other=Malignant Melanoma, NOS, and other rare subtypes.