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Table 5 Univariate analyses of determinants in questionnaire 2

From: Prevention of tick bites: an evaluation of a smartphone app

Questionnaire 2
     Univariate analysis
Variables Total
(N = 238)
Non-app user group
(N = 130)
App user group
(N = 108)
Odds ratio 95% CI P value
% (n/N) % (n/N) % (n/N)
Knowledge (scale range 1–8)a
 Low 22.7 (54/238) 26.9 (35/130) 17.6 (19/108) Ref.
 High 77.3 (184/238) 73.1 (95/130) 82.4 (89/108) 1.73 0.92–3.24 .09
Perceived severity (scale range 1–7)b
 Negative 51.4 (119/226) 53.7 (65/121) 51.4 (54/105) Ref.
 Positive 47.3 (107/226) 46.3 (56/121) 48.6 (51/105) 1.10 0.65–1.85 .731
Perceived susceptibility 1 (scale range 1–7)b
 Negative 44.5 (106/238) 45.4 (59/130) 43.5 (47/108) Ref.
 Positive 55.5 (132/238) 54.6 (70/130) 56.5 (61/108) 1.08 0.65–1.80 .77
Perceived susceptibility 2 (scale range 1–7)b
 Negative 87.3 (145/166) 87.4 (76/87) 87.3 (69/79) Ref.
 Positive 12.7 (21/166) 12.6 (11/87) 12.7 (10/79) 1.00 0.40–2.50 .998
Self-efficacy (scale range 1–7)b
 Negative 4.2 (10/238) 5.4 (7/130) 2.8 (3/108) Ref.
 Positive 95.8 (228/238) 94.6 (123/130) 97.2 (105/108) 1.99 0.50–7.90 .32
Response efficacy (scale range 1–7)b
 Negative 8.8 (21/238) 9.2 (12/130) 8.3 (9/108) Ref.
 Positive 91.2 (217/238) 90.8 (118/130) 91.7 (99/108) 1.12 0.45–2.76 .81
Intention (scale range 1–7)b
 Negative 5.5 (13/238) 6.9 (9/130) 3.7 (4/108) Ref.
 Positive 94.5 (225/238) 93.1 (121/130) 96.3 (104/108) 1.93 0.60–6.46 .28
  1. ascore 1–4 = negative, score 5–8 = positive
  2. bscore 1–4 = negative, score 5–7 = positive