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Table. 3.

Table. 3.

Physical symptoms, sleep quality, fatigue, health promoting behaviors and job satisfaction by sociodemographic characteristics and job-related characteristics

Variables Categories Physical symptoms Sleep quality Fatigue Health promoting behaviors Job satisfaction





M±SD t or F (p) M±SD t or F (p) M±SD t or F (p) M±SD t or F (p) M±SD t or F or χ2 (p)
Gender Men 7.25±2.50 −0.03 (.980) 7.75±2.87 −0.54(.593) 7.00±0.55 −0.52(.602) 2.41±0.25 1.10(.272) 1.75±0.50 0.78(.438)
Women 7.29±3.22 8.67±3.36 7.40±1.51 2.17±0.42 1.51±0.62
Age (year) ≤25a) 7.28±3.87 0.43 (.732) 8.41±3.34 0.20(.898) 7.45±1.64 0.06(.980) 2.10±0.46 0.81(.490) 1.41±0.63 3.06f,g)(.040)
26∼30b) 7.32±2.78 8.50±3.06 7.29±1.47 2.26±0.42 1.38±0.65
31∼35c) 7.70±2.57 9.09±3.84 7.40±1.20 2.19±0.36 1.65±0.49
36∼40d) 6.36±3.70 8.64±3.38 7.43±1.79 2.17±0.41 1.91±0.54
Education level Bachelor’s degree 7.23±3.09 −0.59(.555) 8.70±3.32 0.70(.487) 7.35±1.49 −0.70(.484) 2.16±0.41 −1.55(.125) 1.49±0.61 −1.35(.180)
Master’s degree 7.89±4.14 7.89±3.55 7.71±1.45 2.39±0.45 1.78±0.67
Marital status Single 7.24±3.37 −0.28(.784) 8.78±3.52 0.75(.458) 7.40±1.49 0.27(.790) 2.17±0.40 −0.56(.579) 1.46±0.60 −1.57(.121)
Married 7.44±2.62 8.20±2.74 7.31±1.48 2.22±0.48 1.68±0.63
Work unit Medical warda) 7.71±2.94 0.59(.672) 8.90±3.60 2.47(.050)(e<c, d) 7.23±1.61 0.45(.772) 2.20±0.47 1.87(.122) 1.81±0.60 2.09(.088)
Surgical wardb) 8.00±3.30 8.37±3.77 7.38±1.58 1.96±0.37 1.53±0.61
Medical ICUc) 7.13±3.76 9.93±3.47 7.71±1.76 2.23±0.33 1.27±0.59
Surgical ICUd) 6.95±2.56 9.45±2.98 7.56±1.04 2.26±0.39 1.40±0.60
Otherse) 6.68±3.48 6.95±2.28 7.14±1.47 2.26±0.44 1.50±0.60
Clinical career (year) <3a) 7.16±3.91 0.07f,g)(.974) 8.58±3.14 0.12(.948) 7.35±1.53 0.53(.662) 2.07±0.39 2.08(.109) 1.45±0.62 4.03f,g)(.012)(a, c<d)
3 to less than 5b) 7.48±2.40 8.57±3.52 7.19±1.73 2.36±0.44 1.43±0.68
5 to less than 10c) 7.31±2.71 8.93±3.68 7.67±1.06 2.19±0.40 1.41±0.57
≥10d) 7.06±3.58 8.33±3.14 7.22±1.67 2.17±0.42 1.89±0.47
Type of shift work 8 hour shifts 7.24±3.12 −0.10(.923) 8.57±3.36 −0.82(.412) 7.39±1.42 −0.03(.979) 2.16±0.42 −1.03(.304) 1.51±0.63 0.06(.950)
12 hour shifts 7.33±3.65 9.42±3.06 7.40±1.98 2.30±0.36 1.50±0.52
Quantitative demands at work Lowa) 7.20±2.50 0.36(.700) 7.80±4.03 0.11(.896) 7.04±0.38 1.62(.204) 2.12±0.15 3.55(.033)(c<b) 2.00±0.00 8.20h,i)(.017)(c<a, b)
Averageb) 7.08±3.16 8.51±3.58 7.22±1.56 2.23±0.43 1.58±0.58
Highc) 7.74±3.58 8.58±2.89 7.83±1.30 1.98±0.37 1.25±0.68
Average hours of sleep per day <6a) 8.93±3.02 2.26(.111) 12.07±3.58 10.76(<.001)(b, c<a) 8.50±1.01 6.43(.002) (b<a) 2.19±0.45 0.34(.715) 1.57±0.76 1.49(.230)
6 to less than 9b) 6.99±3.14 8.14±2.89 7.10±1.35 2.17±0.39 1.55±0.55
≥9c) 7.20±3.29 7.40±3.34 7.84±2.12 2.28±0.57 1.20±0.79
Average number of night shifts per month ≤5a) 8.10±2.60 0.53(.590) 8.10±2.85 1.59(.210) 7.93±1.04 1.56(.216) 2.33±0.62 0.71(.494) 1.80±0.79 3.25(.043) (c<a)
6∼7b) 7.32±3.15 8.31±3.29 7.19±1.48 2.16±0.40 1.56±0.53
≥8c) 6.88±3.50 9.64±3.53 7.63±1.59 2.19±0.37 1.28±0.68
Average number of days off per month <9 7.36±2.77 0.08(.971) 8.09±3.73 0.59(.625) 7.55±1.44 0.13(.942) 2.27±0.40 1.55(.208) 1.55±0.82 0.45(.719)
9∼10 7.19±3.26 8.73±3.40 7.35±1.43 2.15±0.42 1.53±0.61
11∼12 7.20±2.39 7.20±2.17 7.52±1.54 1.99±0.59 1.20±0.45
≥13 7.70±3.74 9.40±3.17 7.17±1.99 2.39±0.22 1.50±0.53
Time required to commute (min) <30 6.30±2.58 1.45(.234) 8.40±3.05 0.51(.677) 7.28±1.59 2.05(.113) 2.10±0.40 0.84(.474) 1.30±0.66 1.21(.309)
30 to less than 60 7.12±3.52 8.36±3.39 7.19±1.53 2.18±0.44 1.57±0.55
60 to less than 90 7.92±2.73 8.85±3.62 7.38±1.38 2.28±0.41 1.62±0.64
≥90 8.44±3.64 9.78±3.03 8.50±0.89 2.11±0.39 1.44±0.73

f)Welch’s F test, g)Games-Howell post hoc test, h)Kruskal-Wallis test, i)Mann-Whitney U test.

ICU: Intensive care unit, M±SD: Mean±standard deviation.

Stress 2021;29:262-70 https://doi.org/10.17547/kjsr.2021.29.4.262
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