Table 5 .
Values of Searching-related Factors Stratified by Correctness of Answer, along with p Values of Screening, for Statistical Analysis
| Variable | Incorrect | Correct | Screening p Value |
|---|---|---|---|
| Number | 174 | 150 | N/A |
| PreCorr (% true) | 24% | 42% | 0.00 |
| PreCert (1–5) | 3.1 | 3.3 | 0.16 |
| PostCert (1–5) | 2.0 | 2.0 | 0.66 |
| Time (min) | 33 | 32 | 0.41 |
| Stacks (= Used) | 24% | 33% | 0.10 |
| Order (2–6) | 4.0 | 4.0 | 0.95 |
| School (= M) | 62% | 77% | 0.01 |
| Age (yr) | 34 | 33 | 0.55 |
| Sex (= M) | 29% | 42% | 0.03 |
| CompHrs (hr) | 8.0 | 8.8 | 0.48 |
| ProdSW (% true) | 79% | 79% | 0.95 |
| OwnPC (% true) | 93% | 91% | 0.62 |
| Modem (% true) | 87% | 85% | 0.74 |
| Internet (% true) | 73% | 72% | 0.84 |
| LitSrch (monthly) | 4.9 | 6.7 | 0.16 |
| WebSrch (monthly) | 7.7 | 10.5 | 0.05 |
| WebMed (monthly) | 2.4 | 2.7 | 0.46 |
| TrainEBM (% true) | 59% | 56% | 0.69 |
| HrdMsh (% true) | 90% | 93% | 0.10 |
| UsedMsh (% true) | 70% | 77% | 0.14 |
| HrdSH (% true) | 85% | 89% | 0.18 |
| UsedSH (% true) | 56% | 64% | 0.16 |
| HrdExp (% true) | 75% | 84% | 0.02 |
| UsedExp (% true) | 42% | 57% | 0.01 |
| HrdPT (% true) | 49% | 65% | 0.01 |
| UsedPT (% true) | 16% | 28% | 0.02 |
| PracHard (% true) | 68% | 69% | 0.92 |
| EnjComp (% true) | 87% | 88% | 0.88 |
| VZ2 (score) | 12.0 | 13.4 | 0.00 |
| RL1 (score) | 11.9 | 13.4 | 0.10 |
| V4 (score) | 22.2 | 23.1 | 0.21 |
| Helpful (articles) | 2.4 | 2.2 | 0.23 |
| Justified (articles) | 1.6 | 1.6 | 0.57 |
| Sets (number) | 21 | 17 | 0.29 |
| Viewed (articles) | 9.1 | 8.0 | 0.14 |
| FTViewed (articles) | 0.9 | 1.0 | 0.52 |
| Quis (score) | 6.6 | 6.7 | 0.78 |
| Retrieved (articles) | 27 | 25 | 0.74 |
| Precision (calculated) | 28% | 29% | 0.99 |
| Recall (calculated) | 18% | 18% | 0.61 |