Skip to main content
. Author manuscript; available in PMC: 2018 Oct 18.
Published in final edited form as: Cancer. 2015 Dec 9;122(5):791–797. doi: 10.1002/cncr.29802

TABLE 3. EFFECTS OF MEDICAID ON PREVENTIVE SCREENING RATES (12 MONTH FOLLOW-UP).

Total Longitudinal Panel (n=7,030 respondents)
Control Mean
(1)
ITT
(2)
LATE
(3)
p-value
(4)
Valid n
PANEL A: GENERAL SCREENINGS
Blood stool test in last year (age>=50) 0.099
(0.008)
-0.001
(0.015)
-0.004
(0.047)
0.937 2539
Colonoscopy in the last year (age>=50) 0.068
(0.006)
0.033
(0.015)
0.102
(0.043)
0.018 2608
PANEL B: FEMALE SCREENINGS
Breast exam in the last year (age>=18) 0.401
(0.010)
0.034
(0.012)
0.127
(0.076)
0.094 4022
Mammogram in the last year (age>=40) 0.315
(0.012)
0.040
(0.026)
0.144
(0.091)
0.113 2427
Pap test in the last year (age>=18) 0.378
(0.010)
0.050
(0.021)
0.187
(0.077)
0.015 3924
Ever had HPV vaccination (age<=31) 0.289
(0.019)
0.022
(0.040)
0.094
(0.171)
0.580 887
PANEL C: MALE SCREENINGS
Rectal exam in the last year (age>=50) 0.197
(0.015)
0.044
(0.033)
0.109
(0.079)
0.170 1086
Elevated Risk Subpanel (n=2,705 respondents)
Control Mean
(1)
ITT
(2)
LATE
(3)
p-value
(4)
Valid n
PANEL A: GENERAL SCREENINGS
Blood stool test in last year (age>=50) 0.121
(0.012)
-0.002
(0.025)
-0.008
(0.081)
0.926 1127
Colonoscopy in the last year (age>=50) 0.086
(0.010)
0.013
(0.022)
0.041
(0.072)
0.567 1158
PANEL B: FEMALE SCREENINGS
Breast exam in the last year (all ages) 0.407
(0.015)
0.078
(0.030)
0.255
(0.100)
0.011 1809
Mammogram in the last year (age>=40) 0.341
(0.017)
0.035
(0.035)
0.123
(0.125)
0.322 1225
Pap test in the last year (age>=18) 0.368
(0.015)
0.063
(0.031)
0.211
(0.102)
0.039 1753
Ever had HPV vaccination (age<=31) 0.272
(0.033)
0.168
(0.073)
0.502
(0.245)
0.004 291
PANEL C: MALE SCREENINGS
Rectal exam in the last year (age>=50) 0.254
(0.029)
0.037
(0.058)
0.090
(0.135)
0.517 381

Notes: The per-comparison p value for the LATE analysis is reported in Column 4. All regressions include indicators for household size and eligibility status for each lottery draw. All standard errors are clustered on household and the eligibility status across the lottery selections that occurred during our study period.