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. Author manuscript; available in PMC: 2012 Jul 1.
Published in final edited form as: Int J Ind Ergon. 2011 Jul 1;41(4):370–379. doi: 10.1016/j.ergon.2011.02.007

Table 2.

Response rates and respondent characteristics.

Response rates
Hospital 1 Hospital 2
PRE POST PRE POST
121/203 (59.6%) 94/202 (46.5%) 78/144 (54.2%) 85/172 (49.4%)

Number of nurses who responded both PRE- and POST-BCMA (% of PRE-BCMA samplea) 56 (46.3%) 28 (35.9%)

Respondent characteristicsb
Gender, % female 95.7% 98.8%

Race, % white, not Hispanic 95.7% 90.6%

Education, % completing college 90.3% 97.6%

Age (%)c
 18–29 40.9% 62.4%
 30–39 28.0% 17.6%
 40–49 19.4% 15.3%
 50+ 11.9% 4.7%

Shift (%)c
 Day 47.3% 35.3%
 Evening/afternoon 9.7% 3.5%
 Night 25.8% 49.4%
 Other (e.g. weekends) 17.2% 11.8%

Hours/week, Mean (SD)d 31.67 (7.61) 35.33 (5.99)

Years in job, Mean (SD)d 8.22 (8.29) 4.04 (5.96)

Years on unit, Mean (SD)d 7.97 (8.03) 3.57 (5.29)

Years with employer, Mean (SD)d 8.77 (8.51) 4.26 (5.96)

Years in occupation, Mean (SD)d 10.84 (10.22) 6.58 (7.52)

BCMA = Bar coded medication administration

a

This percentage reflects attrition from the study due to non-response, drop-out from the sample (e.g., due to turnover), and unavailability POST-BCMA (e.g., due to maternity leave)

b

Calculated from POST-BCMA Time 2, calculated from nurses who provided responses

c

Hospital 1 differed from Hospital 2, p ≤ 0.05 (Pearson chi-square)

d

Hospital 1 differed from Hospital 2, p ≤ 0.05 (t-test, equal variances not assumed)

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