Table 4 Univariate analysis followed by multiple logistic regression analysis
Factors | Type of questionnaire scenarios | ||||||
|---|---|---|---|---|---|---|---|
Scenario-M providing if-cases with multiple rescuers | Scenario-S providing if-cases with a single rescuer | ||||||
Willing to make an early emergency call, % (N) | p or odds ratio (95% CI) by univariate analysis | Adjusted odds ratio by multiple logistic regression analysis | Willing to make an early emergency call, % (N) | p or odds ratio (95% CI) by univariate analysis | Adjusted odds ratio by multiple logistic regression analysis | ||
Timing for questionnaire | Pre-training | 72% (1,037/1,441) | Reference | Reference | 68% (531/777) | Reference | Reference |
Post-training | 97% (751/777) | 11.3 (7.49–16.9) | 11.6 (7.84–18.0) | 82% (1,185/1,441) | 2.13 (1.75–2.63) | 2.30 (1.86–2.83) | |
Type of instruction course | Course-M (multiple rescuers) | 78% (690/885) | Reference | Reference | 75% (661/885) | Reference | Reference |
Course-S (single rescuer) | 82% (1,098/1,333) | 1.32 (1.07–1.63) | 1.11 (0.83–1.49) | 80% (1,055/1,333) | 1.29 (1.05–1.57) | 1.26 (1.00–1.57) | |
Age, years, median (25%–75%) | Unwilling | 44 (35–54) | p = 0.005 | 0.99 (0.98–0.99) | 44 (35–54) | p = 0.400 | 1.00 (0.99–1.00) |
Willing | 41 (32–52) |  |  | 41 (32–52) |  |  | |
Gender | Female | 76% (866/1,146) | Reference | Reference | 76% (868–1,146) | Reference | Reference |
Male | 86% (922/1,072) | 1.99 (1.60–2.48) | 1.77 (1.39–2.24) | 79% (848–1,072) | 1.21 (0.99–1.48) | 1.26 (1.02–1.57) | |
Residential area, % (N) | Central | 77% (970/750) | Reference | Reference | 75% (730/970) | Reference | Reference |
Others | 83% (1,038/1,248) | 1.45 (1.17–1.79) | 1.25 (0.93–1.67) | 79% (986/1,248) | 1.24 (1.01–1.51) | 1.20 (0.95–1.50) | |
Occupation | Unemployed | 78% (550/705) | Reference | Reference | 75% (525/705) | Reference | Reference |
Employed | 82% (1,238/1,513) | 1.27 (1.02–1.58) | 1.22 (0.95–1.57) | 79% (1,191/1513) | 1.27 (1.03–1.56) | 1.09 (0.87–1.37) | |
Prior BLS training experience | None | 76% (450/593) | p = 0.002 | Reference | 77% (454/593) | p = 0.461 | Reference |
One time | 80% (579/721) |  | 1.17 (0.80–1.73) | 77% (556/721) |  | 1.02 (0.72–1.46) | |
Two times | 83% (382/460) |  | 1.32 (0.89–1.96) | 80% (368/460) |  | 1.10 (0.77–1.58) | |
Three times or more | 85% (377/444) |  | 1.46 (1.25–2.59) | 76% (338/444) |  | 0.65 (0.42–1.02) | |
Duration from most recent course | None | 76% (450/593) | p = 0.001 | Reference | 77% (454/593) | p = 0.008 | Reference |
3 years or less | 85% (852/1,003) |  | 1.80 (1.25–2.59) | 80% (804/1,003) |  | 1.30 (0.94–1.79) | |
|  | More than 3 years | 78% (486/622) |  | 1.04 (0.72–1.49) | 74% (458/622) |  | 0.86 (0.62–1.19) |