American Association for Cancer Research

Table 1

Frequency of p53 mutations in EMAST(+) and EMAST(−) NSCLC

Cell type	n ^a	% with p53 mutations	P
Squamous cell cancer
EMAST(−)	18	55	0.04
EMAST(+)	19	89
Total	37	73
Adenocarcinoma
EMAST(−)	35	35	0.15
EMAST(+)	19	67
Total	44	41
All NSCLC^b
EMAST(−)	57	44	0.001
EMAST(+)	31	81
Total	88	57

Cell type	n ^a	% with p53 mutations	P
Squamous cell cancer
EMAST(−)	18	55	0.04
EMAST(+)	19	89
Total	37	73
Adenocarcinoma
EMAST(−)	35	35	0.15
EMAST(+)	19	67
Total	44	41
All NSCLC^b
EMAST(−)	57	44	0.001
EMAST(+)	31	81
Total	88	57

n, number of patients.

Also includes seven large cell or poorly differentiated tumors.