. 2013 Sep-Oct;48(5):645–653. doi: 10.4085/1062-6050-48.3.20

Table 6. .

Athlete Attitude Influence on Reporting Prevalence Ratios, Standard Errors, and Confidence Limits

Predictor 11.5-Point Increase	Prevalence Ratio	Standard Error	95% Confidence Limits	χ²	P Value
Attitude and reporting of concussion and bell-ringer events in games (n = 61)^a	1.19	0.13	0.95, 1.50	2.37	.12
Attitude and reporting of concussion and bell-ringer events in practices (n = 55)^a	1.45^c	0.24	1.04, 2.02	4.75	.03
Attitude and reporting of recalled concussion events (n = 40)^a	1.00	0.12	0.78, 1.29	<.001	.96
Attitude and reporting of recalled bell-ringer events (n = 69)^a	1.48^d	0.18	1.15, 1.89	9.78	.002
Attitude and reporting continuing in a game while symptomatic (n = 129)^b	0.74^d	0.04	0.66, 0.82	26.99	<.001
Attitude and reporting continuing in a practice while symptomatic (n = 128)^b	0.67^d	0.04	0.59, 0.77	36.47	<.001

^{^a}

Indicates recalled events were the unit of analysis.

^{^b}

Indicates people were the unit of analysis.

^{^c}

Indicates a trend.

^{^d}

Indicates an association.