Table 1
Variable EM OHNM
N % N % p
Total 2694 2.0% 134539 98.0%
Mean Age (SD) 68.56 (14.04) 66.99 (14.99) <0.001
Median age 70 69
Age Group <0.001
0-49 269 10.0% 16658 12.4%
50-59 375 13.9% 19699 14.6%
60-69 662 24.6% 32868 24.4%
70-79 730 27.1% 36113 26.8%
80+ 658 24.4% 29201 21.7%
Sex <0.001
Male 1402 52.0% 96302 71.6%
Female 1292 48.0% 38237 28.4%
Insurance Status 0.029
Not Insured 38 1.4% 1979 1.5%
Private Insurance 982 36.5% 53590 39.8%
Medicaid 48 1.8% 2172 1.6%
Medicare 1500 55.7% 71713 53.3%
Other Government 33 1.2% 1695 1.3%
Unknown 93 3.5% 3390 2.5%
Facility Type <0.001
Community Cancer Program 105 3.9% 7082 5.3%
Comprehensive Community Cancer Program 829 30.8% 44426 33.0%
Academic/Research Program 1443 53.6% 65008 48.3%
Integrated Network Cancer Program 216 8.0% 10335 7.7%
Unknown 101 3.7% 7688 5.7%
Median household income 0.819
Less than $38,000 295 11.0% 14400 10.7%
$38,000 to $47,999 574 21.3% 28272 21.0%
$48,000 to $62,999 720 26.7% 36993 27.5%
$63,000 + 1084 40.2% 53593 39.8%
Unknown 21 0.8% 1281 1.0%
Education (% of adults without high school diploma) 0.050
21% or more 304 11.3% 13115 9.7%
13% to 20.9% 580 21.5% 28486 21.2%
7% to 12.9% 927 34.4% 46660 34.7%
Less than 7% 867 32.2% 45067 33.5%
Unknown 16 0.6% 1211 0.9%
P-value estimated by Qui-square or Mann-Whitney U
EM, Eyelid Melanoma; OHNM, Other Head and Neck Melanoma.
Table 2
EM OHNM
Variable N % N % p
Total 2694 2.0% 134539 98.0%
Behavior <0.001
In situ 1405 52.2% 52401 38.9%
Invasive 1289 47.8% 82138 61.1%
Breslow Depth <0.001
No mass/tumor found 53 2.0% 2625 2.0%
0.01-1.00mm 747 27.7% 44453 33.0%
1.01-2.00mm 187 6.9% 14973 11.1%
2.01-4.00mm 141 5.2% 10965 8.2%
>4.00mm 98 3.6% 9202 6.8%
Microinvasion or Unknow 1468 54.5% 52321 38.9%
Tumor's Stage <0.001
Stage 0 1320 49.0% 49466 36.8%
Stage I 718 26.7% 45701 34.0%
Stage II 254 9.4% 18162 13.5%
Stage III 49 1.8% 7278 5.4%
Stage IV 29 1.1% 2036 1.5%
Stage unknown 324 12.0% 11896 8.8%
Ulceration <0.001
No Ulceration 2046 75.9% 104601 77.7%
Ulceration Present 203 7.5% 14871 11.1%
Unknown or Missing 445 16.5% 15067 11.2%
Treatment 0.002
No treatment. Autopsy 64 2.4% 2172 1.6%
Receive treatment 2630 97.6% 132367 98.4%
Days to treatment (SD) 18.96 (34.869) 14.44 (31.069) <0.001
Days to any surgery (SD) 18.89 (34.636) 14.34 (30.458) <0.001
Days to most effective surgery (SD) 39.16 (45.5) 34.67 (40.724) 0.001
Days to discharge (SD) 1.91 (11.308) 1.73 (9.584) 0.003
P-value estimated by Qui-square and Mann-Whitney U
EM, Eyelid Melanoma; OHNM, Other Head and Neck Melanoma.
Missing data: Days to treatment (5.1% Eyelid; 5.09% Other); Days to any surgery (6.49% Eyelid; 5.69% Other); Days to most effective surgery (6.45% Eyelid; 5.78% Other); Days to discharge (16.9% Eyelid; 13.79% Other).
Table 3
95% C.I
Variable OR Lower Upper p
Age
0-49 1 Reference -
50-59 1.334 1.133 1.572 0.001
60-69 1.496 1.279 1.749 <0.001
70-79 1.519 1.278 1.805 <0.001
80+ 1.622 1.360 1.934 <0.001
Gender
Male 1 Reference -
Female 2.371 2.191 2.566 <0.001
Insurance Status
Not Insured 1 Reference -
Private Insurance 0.947 0.682 1.316 0.746
Medicaid 1.045 0.678 1.612 0.841
Medicare 0.961 0.686 1.345 0.815
Other Government 1.099 0.685 1.765 0.695
Median household income
Less than $38,000 1 Reference -
$38,000 to $47,999 1.072 0.920 1.250 0.37
$48,000 to $62,999 1.091 0.931 1.277 0.281
$63,000 + 1.193 1.008 1.412 0.04
Education (% of no high school diploma)
21% or more 1 Reference -
13% to 20.9% 0.871 0.749 1.012 0.072
7% to 12.9% 0.823 0.706 0.961 0.014
Less than 7% 0.766 0.646 0.908 0.002
Multivariate analysis. Education measures the percentage of adults not graduated in high school per zip code of residence.
Table 4
Variable 95% C.I.
OR Lower Upper p
Academic/Research Program
EM Vs. OHNM (ref) 1.258 1.160 1.365 <0.001
Community Cancer Program
EM Vs. OHNM (ref) 0.690 0.565 0.842 <0.001
Comprehensive Community Cancer Program
EM Vs. OHNM (ref) 0.843 0.774 0.919 <0.001
Integrated Network Cancer Program
EM Vs. OHNM (ref) 0.988 0.853 1.145 0.877
Ulceration
EM Vs. OHNM (ref) 1.062 0.892 1.264 0.50
Diagnosis at autopsy
EM Vs. OHNM (ref) 1.414 1.083 1.847 0.011
In situ
EM Vs. OHNM (ref) 1.032 0.848 1.255 0.756
Invasive
EM Vs. OHNM (ref) 0.969 0.797 1.180 0.756
Stage 0
EM Vs. OHNM (ref) 1.319 0.915 1.902 0.138
Stage I
EM Vs. OHNM (ref) 1.283 1.110 1.482 0.001
Stage II
EM Vs. OHNM (ref) 0.977 0.836 1.142 0.769
Stage III
EM Vs. OHNM (ref) 0.449 0.335 0.601 <0.001
Stage IV
EM Vs. OHNM (ref) 0.921 0.625 1.359 0.68
Logistic regression models adjusted for variables related to patient demographics, tumor, and facility.
EM, Eyelid Melanoma; OHNM, Other Head and Neck melanoma
