. 2018 Apr 18;154(5):544–553. doi: 10.1001/jamadermatol.2018.0288

Table 4. Multivariate Logistic Regression Analysis of Attitudes About Melanoma Associated With Tumor Thickness in Patients With NM or SSM Subtypes.

Variable	Patients With NM (n = 147)			Patients With SSM (n = 538)
Variable	Patients, No. (With ≤2 mm/>2 mm Tumor, No.)	Tumor ≤2 mm, Odds Ratio (95% CI)^a	P Value	Patients, No. (With ≤2 mm/>2 mm Tumor, No.)	Tumor ≤2 mm, Odds Ratio (95% CI)^b	P Value
Took interest in reading about skin cancer detection^c
Disagree/strongly disagree	82 (14/68)	1 [Reference]		268 (208/60)	1 [Reference]
Agree/strongly agree	32 (14/18)	4.20 (1.62-10.87)	.003^d	125 (109/16)	1.91 (1.03-3.54)	.04
Neither agree nor disagree	32 (12/20)	3.28 (1.27-8.47)	.01^d	139 (117/22)	1.49 (0.86-2.61)	.16
Important to look at skin for signs of melanoma^e
Disagree/strongly disagree	64 (7/57)	1 [Reference]		198 (108/32)	1 [Reference]
Agree/strongly agree	56 (22/34)	5.52 (2.09-14.58)	.001^d	194 (168/26)	1.62 (0.93-2.80)	.09
Neither agree nor disagree	26 (11/15)	6.86 (2.19-21.50)	.001^d	139 (113/26)	1.26 (0.72-2.20)	.42
Important to have a health care professional examine skin for signs of melanoma^e
Disagree/strongly disagree	60 (8/52)	1 [Reference]		140 (108/32)	1 [Reference]
Agree/strongly agree	66 (25/41)	4.10 (1.65-10.16)	.002^d	287 (239/48)	1.47 (0.87-2.51)	.15
Neither agree nor disagree	20 (7/13)	3.57 (1.08-11.78)	.04^d	104 (86/18)	1.52 (0.78-2.96)	.22
Comfortable having a family member look at moles^f
Disagree/strongly disagree	36 (3/33)	1 [Reference]		100 (78/22)	1 [Reference]
Agree/strongly agree	73 (26/47)	6.32 (1.75-22.76)	.005^d	297 (248/49)	1.39 (0.77-2.49)	.28
Neither agree nor disagree	35 (10/25)	4.70 (1.15-19.11)	.03^d	126 (104/22)	1.39 (0.70-2.76)	.35
Comfortable undressing for a skin examination by a health care professional^g
Disagree/strongly disagree	37 (3/34)	1 [Reference]		140 (109/31)	1 [Reference]
Agree/strongly agree	86 (33/53)	7.09 (2.01-24.99)	.002^d	308 (255/53)	1.31 (0.78-2.20)	.30
Neither agree nor disagree	22 (4/18)	2.57 (0.52-12.80)	.25	82 (69/13)	1.40 (0.67-2.94)	.37
Patient never thought of self at risk for melanoma^h
Disagree/strongly disagree	25 (10/15)	1 [Reference]		126 (113/13)	1 [Reference]
Agree/strongly agree	107 (20/87)	0.36 (0.14-0.94)	.04^d	323 (252/71)	0.53 (0.28-1.02)	.06
Neither agree nor disagree	14 (10/4)	4.29 (1.01-18.19)	.048^d	84 (70/14)	0.61 (0.27-1.40)	.24

Abbreviations: NM, nodular melanoma; SSM, superficial spreading melanoma.

^{^a}

Adjusted for age (continuous), sex.

^{^b}

Adjusted for age (continuous), sex, education.

^{^c}

Twelve missing values.

^{^d}

Statistically significant.

^{^e}

Nineteen missing values.

^{^f}

Seven missing values.

^{^g}

Eighteen missing values.

^{^h}

Twenty missing values.