Table 2

HRs and 95% confidence intervals of Cox model predicting lifetime injury from a serious accident for US population aged 18–59

TotalMenWomen
Model 1Model 2Model 1Model 2Model 1Model 2
Drinking pattern (ref. no alcohol)
 5+ daily2.45 (1.61, 3.72)2.40 (1.62, 3.54)2.31 (1.44, 3.71)2.37 (1.47, 3.80)2.69 (1.08, 6.72)*2.75 (1.14, 6.66)*
 5+ weekly, but <daily1.86 (1.44, 2.39)1.81 (1.41, 2.33)1.74 (1.25, 2.43)1.72 (1.24, 2.38)2.10 (1.44, 3.06)2.02 (1.38, 2.95)
 5+ monthly, but   <weekly1.54 (1.19, 1.98)1.50 (1.18, 1.91)1.47 (1.04, 2.08)*1.46 (1.04, 2.05)*1.65 (1.14, 2.38)1.55 (1.08, 2.23)*
 Alcohol ≥weekly,   5+ ≤ yearly1.54 (1.11, 2.13)1.48 (1.09, 2.02)*1.27 (0.77, 2.11)1.33 (0.82, 2.16)1.90 (1.24, 2.89)1.73 (1.15, 2.62)
 Alcohol monthly  (<weekly), 5+ ≤ yearly1.08 (0.79, 1.47)1.08 (0.79, 1.47)1.30 (0.85, 1.98)1.30 (0.86, 1.98)0.82 (0.51, 1.31)0.85 (0.54, 1.36)
 Alcohol yearly or less1.21 (0.96, 1.52)1.14 (0.91, 1.42)1.17 (0.83, 1.66)1.21 (0.86, 1.71)1.28 (0.96, 1.72)1.25 (0.94, 1.66)
 Lifetime abstainers0.76 (0.54, 1.05)0.75 (0.54, 1.03)0.64 (0.40, 1.01)0.63 (0.40, 0.99)*0.94 (0.59, 1.48)0.93 (0.59, 1.48)
Gender male1.40 (1.21, 1.64)1.43 (1.23, 1.66)----
Race/ethnicity (ref. white)
 Black0.87 (0.70, 1.09)Stratified0.92 (0.68, 1.24)0.91 (0.67, 1.23)0.82 (0.60, 1.13)Stratified
 Hispanic0.85 (0.69, 1.05)Stratified0.94 (0.70, 1.24)0.93 (0.70, 1.24)0.74 (0.55, 0.99)*Stratified
 Other0.98 (0.71, 1.35)Stratified0.81 (0.49, 1.34)0.80 (0.49, 1.32)1.15 (0.77, 1.74)Stratified
Education (ref. < HS grad)
 HS grad0.80 (0.58, 1.09)Stratified0.70 (0.47, 1.05)0.69 (0.46, 1.02)1.01 (0.62, 1.65)1.03 (0.62, 1.68)
 Some college0.97 (0.71, 1.32)Stratified0.84 (0.56, 1.26)0.82 (0.56, 1.22)1.30 (0.79, 2.13)1.42 (0.86, 2.34)
 College grad0.75 (0.55, 1.05)Stratified0.64 (0.42, 0.97)*0.64 (0.42, 0.96)*1.09 (0.65, 1.84)1.22 (0.72, 2.06)
Family income (ref. ≤$20,000)
 $20,001–$40,0000.77 (0.60, 0.98)*Stratified0.79 (0.56, 1.11)Stratified0.72 (0.51, 1.00)Stratified
 $40,001–$60,0000.69 (0.54, 0.88)Stratified0.76 (0.54, 1.06)Stratified0.55 (0.39, 0.78)Stratified
 $60,001–$100,0000.65 (0.50, 0.86)Stratified0.67 (0.46, 0.98)*Stratified0.60 (0.41, 0.86)Stratified
  >$100,0000.56 (0.41, 0.75)Stratified0.64 (0.43, 0.96)*Stratified0.43 (0.27, 0.69)Stratified
 Missing0.70 (0.52, 0.93)*Stratified0.77 (0.51, 1.16)Stratified0.60 (0.40, 0.90)*Stratified
Marital status (ref. married)
 Never married1.15 (0.94, 1.41)1.15 (0.94, 1.40)1.18 (0.90, 1.56)1.19 (0.91, 1.57)1.15 (0.86, 1.54)1.11 (0.83, 1.47)
 Separate/divorced/  widowed1.07 (0.86, 1.34)1.01 (0.82, 1.25)1.21 (0.88, 1.67)1.21 (0.88, 1.65)0.93 (0.70, 1.23)0.84 (0.62, 1.13)
Risk taking scale1.19 (1.06, 1.34)1.22 (1.09, 1.35)1.21 (1.03, 1.41)*1.23 (1.05, 1.44)*1.16 (0.99, 1.36)1.16 (0.99, 1.35)
NAS19–20 versus NAS14–150.80 (0.68, 0.94)Stratified0.69 (0.55, 0.86)Stratified1.02 (0.81, 1.28)Stratified
Test of proportional  hazards (P value)<0.0010.049<0.0010.151<0.0010.047
TotalMenWomen
Model 1Model 2Model 1Model 2Model 1Model 2
Drinking pattern (ref. no alcohol)
 5+ daily2.45 (1.61, 3.72)2.40 (1.62, 3.54)2.31 (1.44, 3.71)2.37 (1.47, 3.80)2.69 (1.08, 6.72)*2.75 (1.14, 6.66)*
 5+ weekly, but <daily1.86 (1.44, 2.39)1.81 (1.41, 2.33)1.74 (1.25, 2.43)1.72 (1.24, 2.38)2.10 (1.44, 3.06)2.02 (1.38, 2.95)
 5+ monthly, but   <weekly1.54 (1.19, 1.98)1.50 (1.18, 1.91)1.47 (1.04, 2.08)*1.46 (1.04, 2.05)*1.65 (1.14, 2.38)1.55 (1.08, 2.23)*
 Alcohol ≥weekly,   5+ ≤ yearly1.54 (1.11, 2.13)1.48 (1.09, 2.02)*1.27 (0.77, 2.11)1.33 (0.82, 2.16)1.90 (1.24, 2.89)1.73 (1.15, 2.62)
 Alcohol monthly  (<weekly), 5+ ≤ yearly1.08 (0.79, 1.47)1.08 (0.79, 1.47)1.30 (0.85, 1.98)1.30 (0.86, 1.98)0.82 (0.51, 1.31)0.85 (0.54, 1.36)
 Alcohol yearly or less1.21 (0.96, 1.52)1.14 (0.91, 1.42)1.17 (0.83, 1.66)1.21 (0.86, 1.71)1.28 (0.96, 1.72)1.25 (0.94, 1.66)
 Lifetime abstainers0.76 (0.54, 1.05)0.75 (0.54, 1.03)0.64 (0.40, 1.01)0.63 (0.40, 0.99)*0.94 (0.59, 1.48)0.93 (0.59, 1.48)
Gender male1.40 (1.21, 1.64)1.43 (1.23, 1.66)----
Race/ethnicity (ref. white)
 Black0.87 (0.70, 1.09)Stratified0.92 (0.68, 1.24)0.91 (0.67, 1.23)0.82 (0.60, 1.13)Stratified
 Hispanic0.85 (0.69, 1.05)Stratified0.94 (0.70, 1.24)0.93 (0.70, 1.24)0.74 (0.55, 0.99)*Stratified
 Other0.98 (0.71, 1.35)Stratified0.81 (0.49, 1.34)0.80 (0.49, 1.32)1.15 (0.77, 1.74)Stratified
Education (ref. < HS grad)
 HS grad0.80 (0.58, 1.09)Stratified0.70 (0.47, 1.05)0.69 (0.46, 1.02)1.01 (0.62, 1.65)1.03 (0.62, 1.68)
 Some college0.97 (0.71, 1.32)Stratified0.84 (0.56, 1.26)0.82 (0.56, 1.22)1.30 (0.79, 2.13)1.42 (0.86, 2.34)
 College grad0.75 (0.55, 1.05)Stratified0.64 (0.42, 0.97)*0.64 (0.42, 0.96)*1.09 (0.65, 1.84)1.22 (0.72, 2.06)
Family income (ref. ≤$20,000)
 $20,001–$40,0000.77 (0.60, 0.98)*Stratified0.79 (0.56, 1.11)Stratified0.72 (0.51, 1.00)Stratified
 $40,001–$60,0000.69 (0.54, 0.88)Stratified0.76 (0.54, 1.06)Stratified0.55 (0.39, 0.78)Stratified
 $60,001–$100,0000.65 (0.50, 0.86)Stratified0.67 (0.46, 0.98)*Stratified0.60 (0.41, 0.86)Stratified
  >$100,0000.56 (0.41, 0.75)Stratified0.64 (0.43, 0.96)*Stratified0.43 (0.27, 0.69)Stratified
 Missing0.70 (0.52, 0.93)*Stratified0.77 (0.51, 1.16)Stratified0.60 (0.40, 0.90)*Stratified
Marital status (ref. married)
 Never married1.15 (0.94, 1.41)1.15 (0.94, 1.40)1.18 (0.90, 1.56)1.19 (0.91, 1.57)1.15 (0.86, 1.54)1.11 (0.83, 1.47)
 Separate/divorced/  widowed1.07 (0.86, 1.34)1.01 (0.82, 1.25)1.21 (0.88, 1.67)1.21 (0.88, 1.65)0.93 (0.70, 1.23)0.84 (0.62, 1.13)
Risk taking scale1.19 (1.06, 1.34)1.22 (1.09, 1.35)1.21 (1.03, 1.41)*1.23 (1.05, 1.44)*1.16 (0.99, 1.36)1.16 (0.99, 1.35)
NAS19–20 versus NAS14–150.80 (0.68, 0.94)Stratified0.69 (0.55, 0.86)Stratified1.02 (0.81, 1.28)Stratified
Test of proportional  hazards (P value)<0.0010.049<0.0010.151<0.0010.047

P < 0.001,

P < 0.01,

*P < 0.05.

Table 2

HRs and 95% confidence intervals of Cox model predicting lifetime injury from a serious accident for US population aged 18–59

TotalMenWomen
Model 1Model 2Model 1Model 2Model 1Model 2
Drinking pattern (ref. no alcohol)
 5+ daily2.45 (1.61, 3.72)2.40 (1.62, 3.54)2.31 (1.44, 3.71)2.37 (1.47, 3.80)2.69 (1.08, 6.72)*2.75 (1.14, 6.66)*
 5+ weekly, but <daily1.86 (1.44, 2.39)1.81 (1.41, 2.33)1.74 (1.25, 2.43)1.72 (1.24, 2.38)2.10 (1.44, 3.06)2.02 (1.38, 2.95)
 5+ monthly, but   <weekly1.54 (1.19, 1.98)1.50 (1.18, 1.91)1.47 (1.04, 2.08)*1.46 (1.04, 2.05)*1.65 (1.14, 2.38)1.55 (1.08, 2.23)*
 Alcohol ≥weekly,   5+ ≤ yearly1.54 (1.11, 2.13)1.48 (1.09, 2.02)*1.27 (0.77, 2.11)1.33 (0.82, 2.16)1.90 (1.24, 2.89)1.73 (1.15, 2.62)
 Alcohol monthly  (<weekly), 5+ ≤ yearly1.08 (0.79, 1.47)1.08 (0.79, 1.47)1.30 (0.85, 1.98)1.30 (0.86, 1.98)0.82 (0.51, 1.31)0.85 (0.54, 1.36)
 Alcohol yearly or less1.21 (0.96, 1.52)1.14 (0.91, 1.42)1.17 (0.83, 1.66)1.21 (0.86, 1.71)1.28 (0.96, 1.72)1.25 (0.94, 1.66)
 Lifetime abstainers0.76 (0.54, 1.05)0.75 (0.54, 1.03)0.64 (0.40, 1.01)0.63 (0.40, 0.99)*0.94 (0.59, 1.48)0.93 (0.59, 1.48)
Gender male1.40 (1.21, 1.64)1.43 (1.23, 1.66)----
Race/ethnicity (ref. white)
 Black0.87 (0.70, 1.09)Stratified0.92 (0.68, 1.24)0.91 (0.67, 1.23)0.82 (0.60, 1.13)Stratified
 Hispanic0.85 (0.69, 1.05)Stratified0.94 (0.70, 1.24)0.93 (0.70, 1.24)0.74 (0.55, 0.99)*Stratified
 Other0.98 (0.71, 1.35)Stratified0.81 (0.49, 1.34)0.80 (0.49, 1.32)1.15 (0.77, 1.74)Stratified
Education (ref. < HS grad)
 HS grad0.80 (0.58, 1.09)Stratified0.70 (0.47, 1.05)0.69 (0.46, 1.02)1.01 (0.62, 1.65)1.03 (0.62, 1.68)
 Some college0.97 (0.71, 1.32)Stratified0.84 (0.56, 1.26)0.82 (0.56, 1.22)1.30 (0.79, 2.13)1.42 (0.86, 2.34)
 College grad0.75 (0.55, 1.05)Stratified0.64 (0.42, 0.97)*0.64 (0.42, 0.96)*1.09 (0.65, 1.84)1.22 (0.72, 2.06)
Family income (ref. ≤$20,000)
 $20,001–$40,0000.77 (0.60, 0.98)*Stratified0.79 (0.56, 1.11)Stratified0.72 (0.51, 1.00)Stratified
 $40,001–$60,0000.69 (0.54, 0.88)Stratified0.76 (0.54, 1.06)Stratified0.55 (0.39, 0.78)Stratified
 $60,001–$100,0000.65 (0.50, 0.86)Stratified0.67 (0.46, 0.98)*Stratified0.60 (0.41, 0.86)Stratified
  >$100,0000.56 (0.41, 0.75)Stratified0.64 (0.43, 0.96)*Stratified0.43 (0.27, 0.69)Stratified
 Missing0.70 (0.52, 0.93)*Stratified0.77 (0.51, 1.16)Stratified0.60 (0.40, 0.90)*Stratified
Marital status (ref. married)
 Never married1.15 (0.94, 1.41)1.15 (0.94, 1.40)1.18 (0.90, 1.56)1.19 (0.91, 1.57)1.15 (0.86, 1.54)1.11 (0.83, 1.47)
 Separate/divorced/  widowed1.07 (0.86, 1.34)1.01 (0.82, 1.25)1.21 (0.88, 1.67)1.21 (0.88, 1.65)0.93 (0.70, 1.23)0.84 (0.62, 1.13)
Risk taking scale1.19 (1.06, 1.34)1.22 (1.09, 1.35)1.21 (1.03, 1.41)*1.23 (1.05, 1.44)*1.16 (0.99, 1.36)1.16 (0.99, 1.35)
NAS19–20 versus NAS14–150.80 (0.68, 0.94)Stratified0.69 (0.55, 0.86)Stratified1.02 (0.81, 1.28)Stratified
Test of proportional  hazards (P value)<0.0010.049<0.0010.151<0.0010.047
TotalMenWomen
Model 1Model 2Model 1Model 2Model 1Model 2
Drinking pattern (ref. no alcohol)
 5+ daily2.45 (1.61, 3.72)2.40 (1.62, 3.54)2.31 (1.44, 3.71)2.37 (1.47, 3.80)2.69 (1.08, 6.72)*2.75 (1.14, 6.66)*
 5+ weekly, but <daily1.86 (1.44, 2.39)1.81 (1.41, 2.33)1.74 (1.25, 2.43)1.72 (1.24, 2.38)2.10 (1.44, 3.06)2.02 (1.38, 2.95)
 5+ monthly, but   <weekly1.54 (1.19, 1.98)1.50 (1.18, 1.91)1.47 (1.04, 2.08)*1.46 (1.04, 2.05)*1.65 (1.14, 2.38)1.55 (1.08, 2.23)*
 Alcohol ≥weekly,   5+ ≤ yearly1.54 (1.11, 2.13)1.48 (1.09, 2.02)*1.27 (0.77, 2.11)1.33 (0.82, 2.16)1.90 (1.24, 2.89)1.73 (1.15, 2.62)
 Alcohol monthly  (<weekly), 5+ ≤ yearly1.08 (0.79, 1.47)1.08 (0.79, 1.47)1.30 (0.85, 1.98)1.30 (0.86, 1.98)0.82 (0.51, 1.31)0.85 (0.54, 1.36)
 Alcohol yearly or less1.21 (0.96, 1.52)1.14 (0.91, 1.42)1.17 (0.83, 1.66)1.21 (0.86, 1.71)1.28 (0.96, 1.72)1.25 (0.94, 1.66)
 Lifetime abstainers0.76 (0.54, 1.05)0.75 (0.54, 1.03)0.64 (0.40, 1.01)0.63 (0.40, 0.99)*0.94 (0.59, 1.48)0.93 (0.59, 1.48)
Gender male1.40 (1.21, 1.64)1.43 (1.23, 1.66)----
Race/ethnicity (ref. white)
 Black0.87 (0.70, 1.09)Stratified0.92 (0.68, 1.24)0.91 (0.67, 1.23)0.82 (0.60, 1.13)Stratified
 Hispanic0.85 (0.69, 1.05)Stratified0.94 (0.70, 1.24)0.93 (0.70, 1.24)0.74 (0.55, 0.99)*Stratified
 Other0.98 (0.71, 1.35)Stratified0.81 (0.49, 1.34)0.80 (0.49, 1.32)1.15 (0.77, 1.74)Stratified
Education (ref. < HS grad)
 HS grad0.80 (0.58, 1.09)Stratified0.70 (0.47, 1.05)0.69 (0.46, 1.02)1.01 (0.62, 1.65)1.03 (0.62, 1.68)
 Some college0.97 (0.71, 1.32)Stratified0.84 (0.56, 1.26)0.82 (0.56, 1.22)1.30 (0.79, 2.13)1.42 (0.86, 2.34)
 College grad0.75 (0.55, 1.05)Stratified0.64 (0.42, 0.97)*0.64 (0.42, 0.96)*1.09 (0.65, 1.84)1.22 (0.72, 2.06)
Family income (ref. ≤$20,000)
 $20,001–$40,0000.77 (0.60, 0.98)*Stratified0.79 (0.56, 1.11)Stratified0.72 (0.51, 1.00)Stratified
 $40,001–$60,0000.69 (0.54, 0.88)Stratified0.76 (0.54, 1.06)Stratified0.55 (0.39, 0.78)Stratified
 $60,001–$100,0000.65 (0.50, 0.86)Stratified0.67 (0.46, 0.98)*Stratified0.60 (0.41, 0.86)Stratified
  >$100,0000.56 (0.41, 0.75)Stratified0.64 (0.43, 0.96)*Stratified0.43 (0.27, 0.69)Stratified
 Missing0.70 (0.52, 0.93)*Stratified0.77 (0.51, 1.16)Stratified0.60 (0.40, 0.90)*Stratified
Marital status (ref. married)
 Never married1.15 (0.94, 1.41)1.15 (0.94, 1.40)1.18 (0.90, 1.56)1.19 (0.91, 1.57)1.15 (0.86, 1.54)1.11 (0.83, 1.47)
 Separate/divorced/  widowed1.07 (0.86, 1.34)1.01 (0.82, 1.25)1.21 (0.88, 1.67)1.21 (0.88, 1.65)0.93 (0.70, 1.23)0.84 (0.62, 1.13)
Risk taking scale1.19 (1.06, 1.34)1.22 (1.09, 1.35)1.21 (1.03, 1.41)*1.23 (1.05, 1.44)*1.16 (0.99, 1.36)1.16 (0.99, 1.35)
NAS19–20 versus NAS14–150.80 (0.68, 0.94)Stratified0.69 (0.55, 0.86)Stratified1.02 (0.81, 1.28)Stratified
Test of proportional  hazards (P value)<0.0010.049<0.0010.151<0.0010.047

P < 0.001,

P < 0.01,

*P < 0.05.

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