Table 4.
The association between ICU nurses’ demographics and ECG knowledge.
| Variables | High knowledge n (%) | Low knowledge n (%) | p-value | ||||
|---|---|---|---|---|---|---|---|
| Age | |||||||
| 20–29 years | 37 (25.9) | 106 (70.1) | 0.425 | ||||
| 30–39 years | 56 (30.4) | 128 (69.6) | |||||
| 40–50 years | 11 (36.7) | 19 (63.3) | |||||
| Gender | |||||||
| Male | 21 (31.8) | 45 (68.2) | 0.595 | ||||
| Female | 83 (28.5) | 208 (71.5) | |||||
| Working hospital’s official grade certification | |||||||
| Grade A level II hospitals | 34 (51.5) | 32 (48.5) | <0.001 | ||||
| Grade B tertiary hospitals | 21 (21.4) | 77 (78.6) | |||||
| Grade A tertiary hospitals | 49 (25.4) | 144 (74.6) | |||||
| Currently working unit | |||||||
| Emergency ICU | 8 (28.6) | 20 (71.4) | <0.001 | ||||
| General ICU | 48 (31.8) | 103 (68.2) | |||||
| Medical ICU | 15 (19.7) | 61 (80.3) | |||||
| Surgical ICU | 1 (3.3) | 29 (96.7) | |||||
| Cardiac ICU | 32 (44.4) | 40 (55.6) | |||||
| Years of working experience in clinical nursing | |||||||
| <1 year | 1 (50.0) | 1 (50.0) | 0.745 | ||||
| 1–5 years | 28 (25.2) | 83 (74.8) | |||||
| 6–10 years | 37 (29.1) | 90 (70.9) | |||||
| 11–20 years | 31 (32.0) | 66 (68.0) | |||||
| >20 years | 7 (35.0) | 13 (65.0) | |||||
| Years of working experience in the critical care setting | |||||||
| <1 year | 2 (28.6) | 5 (71.4) | 0.706 | ||||
| 1–5 years | 43 (28.5) | 108 (71.5) | |||||
| 6–10 years | 28 (25.5) | 82 (74.5) | |||||
| 11–20 years | 28 (35.0) | 52 (65.0) | |||||
| >20 years | 3 (33.3) | 6 (66.7) | |||||
| Education level | |||||||
| Advanced diploma | 38 (29.9) | 89 (70.1) | 0.390 | ||||
| Bachelor’s degree | 62 (27.9) | 160 (72.1) | |||||
| Master’s degree | 4 (50.0) | 4 (50.0) | |||||
| Job title | |||||||
| Junior | 50 (31.4) | 109 (68.6) | 0.293 | ||||
| Intermediate certificate | 44 (29.7) | 104 (70.3) | |||||
| Senior | 10 (20.0) | 40 (80.0) | |||||
| Work position | |||||||
| Head nurse | 2 (20.0) | 8 (80.0) | 0.387 | ||||
| Nursing captain | 9 (29.0) | 22 (71.0) | |||||
| Clinical instructor | 7 (24.1) | 22 (75.9) | |||||
| Clinical nurse | 86 (30.0) | 201 (70.0) | Variables | High knowledge n (%) | Low knowledge n (%) | p-value | |
| Previous ECG training course | |||||||
| Yes | 69 (39.0) | 108 (61.0) | <0.001 | ||||
| No | 35 (19.4) | 145 (80.6) | |||||
| Years since taking the last ECG course | |||||||
| <6 months | 14 (43.8) | 18 (56.3) | 0.053 | ||||
| 7–12 months | 20 (38.5) | 32 (61.5) | |||||
| 13 months-3 years | 26 (28.6) | 65 (71.4) | |||||
| >3 years | 44 (24.2) | 138 (75.8) | |||||
| Source of ECG training course | |||||||
| University/School | Yes | 45 (31.3) | 99 (68.8) | 0.469 | |||
| No | 59 (27.7) | 154 (72.3) | |||||
| Hospital training | Yes | 52 (35.1) | 96 (64.9) | 0.036 | |||
| No | 52 (24.9) | 157 (75.1) | |||||
| Clinical practice | Yes | 37 (20.2) | 146 (79.8) | <0.001 | |||
| No | 67 (38.5) | 107 (61.5) | |||||
| Colleague experience | Yes | 40 (28.0) | 103 (72.0) | 0.693 | |||
| No | 64 (29.9) | 150 (70.1) | |||||
| Journal/Self-learning books | Yes | 22 (31.9) | 47 (68.1) | 0.575 | |||
| No | 82 (28.5) | 206 (71.5) | |||||
| Seminar/Congress/Conferences | Yes | 21 (22.3) | 73 (77.7) | 0.091 | |||
| No | 83 (31.6) | 180 (68.4) | |||||
| Internet | Yes | 33 (36.7) | 57 (63.3) | 0.069 | |||
| No | 71 (26.6) | 196 (73.4) | |||||
| Others | Yes | 13 (44.8) | 16 (55.2) | 0.052 | |||
| No | 91 (27.7) | 237 (72.3) | |||||
| Desire to learn ECG interpretation | |||||||
| Yes | 77 (36.7) | 133 (63.3) | <0.001 | ||||
| No | 27 (18.4) | 120 (81.6) | |||||
| Frequency of ECG interpretation | |||||||
| 1-3times/day | 59 (48.8) | 62 (51.2) | <0.001 | ||||
| 1-3times/week | 32 (56.1) | 25 (43.9) | |||||
| 1-3times/month | 4 (10.5) | 34 (89.5) | |||||
| 1-3times/year | 2 (18.2) | 9 (81.8) | |||||
| None | 7 (5.4) | 123 (94.6) | |||||
n, number of participants; %, percentage; bolded values, statistically significant p < 0.05.