Colorectal cancer screening in an academic center compared to the national average

Table 1 Study population breakdown

Population	Number of patients	Percentage of patients
PGY-level
PGY-1	170	35.20%
PGY-2	160	33.13%
PGY-3	153	31.68%
Sex
Female	345	71.43%
Male	138	28.57%
Race
Blacks	174	36.02%
Whites	35	7.25%
Hispanics	264	54.66%
Other	10	2.07%
Highest educational level
Elementary school	28	5.80%
Middle school	63	13.04%
High school	186	38.51%
College or University	43	8.90%
Unknown	163	33.75%
Insurance type
Medicare/Medicaid	288	59.63%
Private Insurance	32	6.63%
Unknown	163	33.75%
Age of patient (yr)
50-59	179	37.06%
60-69	177	36.65%
70-79	90	18.63%
80-89	34	7.04%
90-99	3	0.62%

PGY: Post graduate year.

Table 2 Statistical analysis comparing our colorectal cancer screening rates to the 2010 New York State screening rates as determined by the Center for Disease Control

Variable	Screening rate	P value	P value of the χ2 distribution test comparing variability within groups
PGY-level
PGY-1	0.66	0.3
PGY-2	0.72	0.735	0.096
PGY-3	0.77	0.061
Age of patient (yr)
50-59	0.64	0.07
60-69	0.77	0.58
70-79	0.82	0.0151	0.0061
80-89	0.61	0.255
90-99	0.67	1
Sex
Female	0.7	0.953	0.33
Male	0.75	0.26
Race
Black	0.68	0.508
Hispanic	0.76	0.0341	0.0231
Other	0.8	0.733
White	0.54	0.063
Highest educational level
College	0.72	0.869
Elementary	0.75	0.682
High School	0.74	0.336	0.888
Middle School	0.72	0.888
Undisclosed	0.69	0.73
Insurance type
Medicare/Medicaid	0.73	0.245
Private insurance	0.72	1	0.514
Undisclosed	0.68	0.607
Overall screening rate	0.72	0.48

¹Statistical significance is defined as P = 0.05. New York State screening rate was standardized to a base rate of 0.701 for comparison. Data was analyzed by binomial statistical analysis. PGY: Post graduate year.