Skip to main content

Table 3 Multivariable parameter estimates from the Full and MSI models a

From: Prognostic survival model for people diagnosed with invasive cutaneous melanoma

Variable

Beta coefficient [95% confidence interval]

 

Full model

MSI model

Gender

  

 Male

0.000 a

Not included

 Female

−0.147 [−0.207, −0.086]

Age at diagnosis (transformed)

0.007 [0.005, 0.008]

0.007 [0.005, 0.009]

Thickness (original)

0.044 [0.030, 0.058]

0.038 [0.025, 0.050]

SRT_Thickness (transformed)b

1.593 [1.394, 1.792]

1.830 [1.697, 1.963]

Body site

  

 Scalp

0.376 [0.233, 0.519]

0.348 [0.210, 0.486]

 Face/Lip/Eyelid

−0.063 [−0.173, 0.046]

−0.110 [−0.215, −0.004]

 Ear/Neck

−0.025 [−0.141, 0.091]

−0.041 [−0.156, 0.073]

 Chest/Axilla

−0.108 [−0.250, 0.033]

−0.102 [−0.244, 0.039]

 Abdomen + Hip

0.148 [−0.010, 0.307]

0.143 [−0.015, 0.301]

 Back/Buttocks

0.000 a

0.000 a

 Upper arm/Forearm/Hand/Finger/sb.handc

−0.321 [−0.425, −0.218]

−0.361 [−0.463, −0.259]

 Foot/sb.foot/heel/toec

0.174 [−0.031, 0.378]

0.089 [−0.089, 0.267]

 Thigh/leg/ankle

−0.251 [−0.339, −0.163]

−0.291 [−0.376, −0.206]

 Shoulder

−0.079 [−0.187, 0.029]

−0.099 [−0.207, 0.009]

Morphology

 

Not included

 SSM

0.000 a

 Nodular melanoma

0.076 [−0.005, 0.158]

 MM in junctional naevus

0.085 [−0.154, 0.325]

 Lentigo Maligna melanoma

−0.084 [−0.244, 0.077]

 Acral lentiginous melanoma

−0.081 [−0.402, 0.241]

 Other specified melanoma

−0.232 [−0.355, −0.109]

 Malignant melanoma NOSd

0.014 [−0.057, 0.086]

Ulceration

  

 No ulceration

0.000 a

0.000 a

 Known ulceration

0.357 [0.277, 0.437]

0.378 [0.300, 0.456]

Positive lymph nodes

  

 None

0.000 a

0.000 a

 At least one

0.753 [0.593, 0.912]

0.779 [0.620, 0.938]

Metastasis

  

 No

0.000 a

0.000 a

 Yes

1.062 [0.861, 1.262]

1.062 [0.861, 1.262]

Clarks Level

  

 Into papillary dermis

0.000 a

Not included

 Filling papillary dermis

0.153 [0.052, 0.253]

 Into reticular dermis

0.193 [0.072, 0.314]

 Into subcutaneous fat

0.197 [0.024, 0.370]

  1. Note: adenotes the reference category.
  2. bSRT_Thickness is the smooth rank transform of the thickness variable (see Methods for details).
  3. csb = subungal; dNOS = Not otherwise specified.