Table 2. Parental Attitudes/Characteristics Associated With Support for the Specific Movie Ratings Modifications.

	Parents Supported, Adjusted RRb (95% CI)
Parent Characteristic	Ratings Also Based on Cigarette Smoking	Ratings Also Based on Alcohol Use	R Rating for Cigarette Smoking	R Rating for Alcohol Use
Believes MPAA ratings areb
Useful	1 [Reference]	1 [Reference]	1 [Reference]	1 [Reference]
Not useful	1.14 (1.05-1.24)	1.16 (1.09-1.23)	1.38 (1.27-1.50)	1.23 (1.15-1.31)
Restricted their child’s viewing of
R-rated moviesc
Complete	1.19 (1.11-1.29)	1.15 (1.07-1.24)	1.03 (0.85-1.25)	1.01 (0.90-1.13)
Partial	1 [Reference]	1 [Reference]	1 [Reference]	1 [Reference]
None	0.72 (0.57-0.90)	0.85 (0.74-0.97)	0.76 (0.53-1.10)	0.81 (0.67-0.98)
Smoking statusd
Neither smoke	1.19 (1.00-1.40)	1.12 (1.00-1.25)	1.24 (1.06-1.45)	0.94 (0.81-1.09)
One smokes	1.14 (0.91-1.41)	1.08 (0.93-1.24)	1.12 (0.92-1.37)	0.98 (0.84-1.14)
Both smoke	1 [Reference]	1 [Reference]	1 [Reference]	1 [Reference]
Alcohol used
Neither drinks	1.20 (1.07-1.34)	1.09 (1.01-1.19)	1.52 (1.25-1.85)	1.51 (1.29-1.77)
One or both drink occasionally	1.10 (1.01-1.21)	1.10 (1.04-1.16)	1.32 (1.11-1.57)	1.31 (1.18-1.46)
One or both drink weekly or more	1 [Reference]	1 [Reference]	1 [Reference]	1 [Reference]

Abbreviations: CI, confidence interval; MPAA, Motion Picture Association of America; RR, relative risk.

^aAll relative risks are adjusted for respondent’s relationship to child, parent education, parent age, household income, and residency of child with respondent.

^bAlso adjusted for parental restriction of R-rated movies, parental smoking, and parental alcohol use.

^cAlso adjusted for parental smoking and parental alcohol use.

^dAlso adjusted for parental restriction of R-rated movies.