Table IV.

Responses to selected survey questions stratified by position

Question	Attending Physician % (SD)a	Fellow % (SD)	Nurse Practitioner % (SD)	P-Value
In your opinion, are environmental exposures important contributors to childhood cancer? b
□ Strongly Agree OR Agree	55 (9)	58 (15)	85 (12)	0.03
□ Neutral	29 (8)	25 (13)	12 (11)
□ Strongly Disagree OR Disagree	16 (7)	18 (12)	3 (6)
What is your current level of comfort with discussing potential environmental sources of exposure in relation to disease with your patients and their family? b
□ Very comfortable	11 (6)	0	3 (6)	< 0.001
□ Somewhat comfortable	61 (9)	40 (15)	18 (13)
□ Somewhat uncomfortable	24 (8)	43 (15)	62 (16)
□ Not at all comfortable	4 (4)	18 (12)	18 (13)
As part of your patient’s history, information is collected on potential exposures to which of the following external factors? c
□ Household tobacco smoke	50 (9)	48 (15)	47 (4)	0.91
□ Pesticide use	33 (9)	13 (10)	15 (12)	0.01
□ Radiation	50 (9)	30 (14)	38 (16)	0.06
□ Solvent use	19 (7)	5 (7)	3 (6)	0.01
□ Child’s sun exposure	15 (6)	13 (10)	29 (15)	0.09
□ Parents’ occupations	68 (8)	35 (15)	50 (17)	0.001
□ Parents’ exposures to specific hazards	31 (8)	13 (10)	24 (14)	0.07
□ I don’t ask about any of these factors	22 (8)	25 (13)	32 (16)	0.48
Do you and your family do anything at home to avoid exposures to potential environmental hazards (e.g. pesticides, cleaning products, organic foods, plastics, etc.)? (yes vs. no)
□ Yes	70 (8)	40 (15)	85 (12)	< 0.001

^aSD = standard deviation,

^bPercentages may not be add up to exactly one hundred due to rounding,

^cMultiple responses were allowed.

Note: We conducted a stratified analysis for all questions by position, and found no statistically significant differences other than those reported above and in the text.