Conditions that Influence Drivers' Yielding Behavior for Uncontrolled Crossings
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Conditions that Influence Drivers' Yielding Behavior for Uncontrolled Crossings

Table 3
Results of the logistic regression: yielding rates.
Data set B (SE) 95% CI for odds ratio Significance
Lower Odds ratio Upper
Kalamazoo data
    Constant 2.52 (.92)
    Model -.06 (.03) .90 .95 1.00 .06
Full data set
    Constant 2.98 (.70)
    Model -.07 (.02) .90 .93 .97 .001
Note: For the Kalamazoo data, R2 = .01 (Cox and Snell), .02 (Nagelkerke), Model X2 = 1.98, p = .98.
For the overall data set, R 2 = .03 (Cox and Snell), .04 (Nagelkerke), Model X2 = 2.20, p = .95.

Table in Paragraph format.

Description: There are 4 main column heads: Data set; B (SE); 95% CI for odds ratio with subheads Lower, Odds ratio, Upper; Significance

Note: For the Kalamazoo data, R2 = .01 (Cox and Snell), .02 (Nagelkerke), Model X2 = 1.98, p = .98. For the overall data set, R2 = .03 (Cox and Snell), .04 (Nagelkerke), Model X2 = 2.20, p = .95.

Data set: Kalamazoo data; B (SE): [empty]; 95% CI for odds ratio, Lower: [empty]; 95% CI for odds ratio, Odds ratio: [empty]; 95% CI for odds ratio, Upper: [empty]; Significance: [empty]

Data set: [space] Constant; B (SE): 2.52 (.92); 95% CI for odds ratio, Lower: [empty]; 95% CI for odds ratio, Odds ratio: [empty]; 95% CI for odds ratio, Upper: [empty]; Significance: [empty]

Data set: [space] Model; B (SE): [minus] .06 (.03); 95% CI for odds ratio, Lower: .90; 95% CI for odds ratio, Odds ratio: .95; 95% CI for odds ratio, Upper: 1.00; Significance: .06

Data set: Full data set; B (SE): [empty]; 95% CI for odds ratio, Lower: [empty]; 95% CI for odds ratio, Odds ratio: [empty]; 95% CI for odds ratio, Upper: [empty]; Significance: [empty]

Data set: [space] Constant; B (SE): 2.98 (.70); 95% CI for odds ratio, Lower: [empty]; 95% CI for odds ratio, Odds ratio: [empty]; 95% CI for odds ratio, Upper: [empty]; Significance: [empty]

Data set: [space] Model; B (SE): [minus] .07 (.02); 95% CI for odds ratio, Lower: .90; 95% CI for odds ratio, Odds ratio: .93; 95% CI for odds ratio, Upper: .97; Significance: .001



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Conditions that Influence Drivers' Yielding Behavior for Uncontrolled Crossings

Table 4
Results of the logistic regression: predictors.
Predictor B (SE) 95% CI for odds ratio Significance
Lower Odds ratio Upper
Constant 2.32 (.95)
Condition .18 (.07) 1.05 1.20 1.37 .008
Approach speed -.08 (.03) .88 .93 .98 .006
Time of day -.05 (.05) .87 .95 1.05 .34
Type of vehicle .25 (.23) .82 1.29 2.02 .28
Site .11 (.16) .81 1.12 1.53 .50
Note: R2 = .05 (Cox and Snell), .07 (Nagelkerke), Model X2 = 8.14, p = .42.

Table in Paragraph format.

Description: There are 4 main column heads: Predictor; B (SE); 95% CI for odds ratio with subheads Lower, Odds ratio, Upper; Significance

Note: R2 = .05 (Cox and Snell), .07 (Nagelkerke), Model X2 = 8.14, p = .42.

Predictor: Constant; B (SE): 2.32 (.95); 95% CI for odds ratio, Lower: [empty]; 95% CI for odds ratio, Odds ratio: [empty]; 95% CI for odds ratio, Upper: [empty]; Significance: [empty]

Predictor: Condition; B (SE): .18 (.07); 95% CI for odds ratio, Lower: 1.05; 95% CI for odds ratio, Odds ratio: 1.20; 95% CI for odds ratio, Upper: 1.37; Significance: .008

Predictor: Approach speed; B (SE): [minus] .08 (.03); 95% CI for odds ratio, Lower: .88; 95% CI for odds ratio, Odds ratio: .93; 95% CI for odds ratio, Upper: .98; Significance: .006

Predictor: Time of day; B (SE): [minus] .05 (.05); 95% CI for odds ratio, Lower: .87; 95% CI for odds ratio, Odds ratio: .95; 95% CI for odds ratio, Upper: 1.05; Significance: .34

Predictor: Type of vehicle; B (SE): .25 (.23); 95% CI for odds ratio, Lower: .82; 95% CI for odds ratio, Odds ratio: 1.29; 95% CI for odds ratio, Upper: 2.02; Significance: .28

Predictor: Site; B (SE): .11 (.16); 95% CI for odds ratio, Lower: .81; 95% CI for odds ratio, Odds ratio: 1.12; 95% CI for odds ratio, Upper: 1.53; Significance: .50

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Conditions that Influence Drivers' Yielding Behavior for Uncontrolled Crossings

Table 5
Results of the logistic regression only for conditions using a long cane.
Predictor B (SE) 95% CI for odds ratio Significance
Lower Odds
  ratio
Upper
Constant 10.56 (2.62)
Condition .22 (.17) .88 1.24 1.74 .21
Approach speed -.25 (.08) .67 .78 .91 .002
Time of day -.32 (.14) .55 .73 .96 .02
Type of vehicle .17 (.56) .39 1.18 3.56 .77
Site .53 (.40) .77 1.69 3.73 .19
Note: R 2 = .11 (Cox and Snell), .23 (Nagelkerke), Model X2 = 6.07, p = .64.

Table in Paragraph format.

Description: There are 4 main column heads: Predictor; B (SE); 95% CI for odds ratio with subheads Lower, Odds ratio, Upper; Significance

Note: R2 = .11 (Cox and Snell), .23 (Nagelkerke), Model [chi][superscript 2] = 6.07, p = .64.

Predictor: Constant; B (SE): 10.56 (2.62); 95% CI for odds ratio, Lower: [empty]; 95% CI for odds ratio, Odds ratio: [empty]; 95% CI for odds ratio, Upper: [empty]; Significance: [empty]

Predictor: Condition; B (SE): .22 (.17); 95% CI for odds ratio, Lower: .88; 95% CI for odds ratio, Odds ratio: 1.24; 95% CI for odds ratio, Upper: 1.74; Significance: .21

Predictor: Approach speed; B (SE): [minus] .25 (.08); 95% CI for odds ratio, Lower: .67; 95% CI for odds ratio, Odds ratio: .78; 95% CI for odds ratio, Upper: .91; Significance: .002

Predictor: Time of day; B (SE): [minus] .32 (.14); 95% CI for odds ratio, Lower: .55; 95% CI for odds ratio, Odds ratio: .73; 95% CI for odds ratio, Upper: .96; Significance: .02

Predictor: Type of vehicle; B (SE): .17 (.56); 95% CI for odds ratio, Lower: .39; 95% CI for odds ratio, Odds ratio: 1.18; 95% CI for odds ratio, Upper: 3.56; Significance: .77

Predictor: Site; B (SE): .53 (.40); 95% CI for odds ratio, Lower: .77; 95% CI for odds ratio, Odds ratio: 1.69; 95% CI for odds ratio, Upper: 3.73; Significance: .19



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Conditions that Influence Drivers' Yielding Behavior in Turning Vehicles at Intersections with Traffic Signal Controls