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. Author manuscript; available in PMC: 2014 Mar 13.
Published in final edited form as: J Nurs Scholarsh. 2012 Nov 5;44(4):358–367. doi: 10.1111/j.1547-5069.2012.01479.x

Table 3.

Continuous Measures Summaries Overall and Differences by Intent to Vaccinate

Continuous data All participants Summary
Intent to vaccinate
Test between vaccinate no/yes participants
No
Yes
t-test, p-value Mean difference [95% CI]
n Mean (SD) n Mean (SD) n Mean (SD)
Parent’s age 379 40.7 (10.3) 269 40.9 (10.5) 105 40.4 (9.9) t = 0.42, p = .68 0.49 [−1.84, 2.83]
Child’s age 327 11.4 (1.5) 245 11.4 (1.5) 81 11.4 (1.5) t = 0.19, p = .85 0.04 [−0.35, 0.42]
Number of female children 399 1.85 (1.0) 286 1.83 (1.0) 108 1.85 (1.1) t = −0.20, p = .84 −0.02 [−0.25, 0.21]
Number of male childrena 399 1.0 (0.7) 286 0.94 (0.6) 108 1.1 (0.9) t = −1.42, p = .16 −0.14 [−0.33, 0.05]
Perceived vulnerability 397 39.2 (30.9) 284 42.0 (31.6) 108 32.4 (28.2) t = 2.77, p = .006 9.63 [2.80, 16.47]
Perceived severity 399 44.5 (29.3) 286 44.9 (29.7) 108 43.7 (28.8) t = 0.38, p = .71 1.26 [−5.29, 7.80]
Perceived benefits 399 43.5 (25.6) 286 44.2 (26.1) 108 42.0 (24.7) t = 0.76, p = .45 2.22 [−3.50, 7.93]
Perceived barriersa 400 31.4 (23.9) 287 28.6 (22.8) 108 37.5 (25.3) t = −3.21, p = .002 −8.93 [−14.42, −3.44]
a

Equal variances not met, unpooled t test performed.