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. Author manuscript; available in PMC: 2016 May 18.
Published in final edited form as: Int J Nurs Stud. 2016 Feb 3;57:60–69. doi: 10.1016/j.ijnurstu.2016.01.009

Table 3.

Prevalence (%) of overweight/obesity and regular physical activity by sociodemographics and occupational factors among California nurses (N = 394).a

Overweight/obesity
(BMI ≥25 kg/m )
Regular aerobic physical
activity (≥150 min/week)
Regular muscle
strengthening physical
activity (≥2 days/week)
n (%)* p n (%)* p n (%)* p
Total 188 (48.7) 161 (41.3) 218 (56.6)
Age (years) .014 .818 .084
  <30 9 (31.0) 12 (41.4) 19 (65.5)
  30–39 31 (40.8) 28 (36.4) 50 (64.9)
  40–49 34 (48.6) 29 (42.6) 43 (62.3)
  50–59 66 (47.8) 62 (44.6) 74 (54.0)
  ≥60 44 (64.7) 28 (39.4) 30 (44.8)
Gender .006 .945 .365
  Men 26 (70.3) 15 (41.7) 23 (63.9)
  Women 162 (46.4) 145 (41.1) 195 (56.0)
Race/ethnicity .001 .223 .865
  Hispanic 15 (53.6) 11 (39.3) 17 (60.7)
  White, Non-Hispanic 127 (53.8) 105 (43.8) 135 (57.2)
  Asian or Pacific Islander 26 (29.9) 28 (32.2) 45 (52.9)
  Otherb 20 (57.1) 17 (48.6) 21 (58.3)
Education .006 .388 .923
  Diploma or associate 77 (58.8) 51 (37.8) 75 (56.8)
  Bachelor 72 (40.4) 80 (45.2) 101 (57.4)
  Master or doctoral 37 (49.3) 30 (39.5) 41 (54.7)
Musculoskeletal symptoms c .299 .090 .471
  Yes 156 (49.8) 124 (39.1) 173 (55.6)
  No 31 (43.1) 36 (50.0) 44 (60.3)
Type of workplace .880 .438 .669
  Hospital 126 (48.1) 101 (38.5) 145 (55.8)
  Ambulatory/outpatient clinic 27 (54.0) 23 (44.2) 30 (57.7)
  Long term care/home
health agency/hospice
13 (46.4) 14 (48.3) 13 (50.0)
  Other 22 (47.8) 23 (48.9) 30 (63.8)
Type of work setting .811 .930 .530
  Rural 25 (50.0) 19 (38.8) 29 (60.4)
  Suburban 63 (50.8) 52 (41.9) 64 (52.0)
  Urban 83 (47.2) 74 (40.9) 103 (57.2)
Job title .106 .265 .281
  Staff nurse 89 (44.3) 74 (36.6) 115 (56.9)
  Charge nurse 19 (50.0) 18 (45.0) 22 (59.5)
  Nurse Manager/supervisor 25 (65.8) 19 (47.5) 16 (42.1)
  Other 54 (50.0) 50 (46.7) 64 (59.8)
Work status .015 .210 .293
  Full-time 138 (52.1) 104 (38.7) 147 (55.3)
  Part-time/Per-diem 37 (37.8) 45 (45.9) 59 (61.5)
Work hours per shift
  <12 h 104 (51.5) .135 89 (43.2) .190 115 (56.9) .934
  ≥12 h 67 (43.5) 56 (36.4) 87 (56.5)
Work hours per week <.001 .895 .160
  <40 h 77 (39.9) 78 (39.8) 104 (53.3)
  ≥40 h 99 (58.9) 68 (40.5) 100 (60.6)
Shift
  Day shift 120 (47.6) .675 108 (42.4) .274 150 (59.5) .108
  Non-day shift d 56 (50.0) 41 (36.3) 56 (50.5)
Physical workload index .055 .531 .229
  Low 95 (54.6) 70 (39.1) 93 (53.8)
  High 79 (44.4) 75 (42.4) 107 (60.1)
Job demand .282 .003 .247
  Low 107 (51.2) 77 (36.5) 112 (54.1)
  High 79 (45.7) 83 (47.4) 105 (60.0)
Job control .252 .195 .293
  Low 84 (45.7) 70 (38.0) 100 (54.1)
  High 102 (51.5) 90 (44.6) 117 (59.4)
Job straine .303 .033 .284
  Low strain 62 (56.4) 48 (42.9) 64 (59.3)
  Passive job 45 (45.5) 29 (29.3) 48 (48.5)
  Active job 40 (45.5) 42 (46.7) 53 (59.6)
  High strain 39 (45.9) 41 (48.2) 52 (60.5)
Job satisfaction .671 .433 .165
  Not at all or not too satisfied 15 (41.7) 12 (33.3) 17 (47.2)
  Somewhat satisfied 86 (49.7) 72 (40.7) 96 (54.2)
  Very satisfied 85 (49.1) 77 (44.5) 104 (61.9)

BMI (body mass index).

*

Row percentages by each category.

a

Due to missing data, the sample size was 386 for BMI, 390 for aerobic physical activity, and 385 for muscle strengthening physical activity.

b

Other: African-American, American Indian or Alaskan Native, and Other.

c

Any symptom in the low back, neck, shoulders, hands or wrists in the past 12 months.

d

Non-day shift: evening, night or rotating shift.

e

Low strain (low demand and high control); passive job (low demand and low control); active job (high demand and high control); high strain job (high demand and low control).