TABLE 3.

Duration and intensity of low back pain episodes

Occupation	Study	Duration	Intensity
Physicians	Alsiddiky et al, 2015 10	Not reported	Mild = 83 (34) Moderate = 68 (28) Severe = 93 (38)
	Alzidani et al, 2018 13	Not reported	Mild = 34 (33.7) Moderate = 60 (59.4) Severe = 7 (6.9)
	Al‐Ruwaili and Khalil, 2019 32	Duration of last episode: 0‐<1 wk = 109 (56.5) 1‐2 wks = 32 (16.6) 3‐4 wks = 26 (13.5) 4‐5 wks = 13 (6.7) >5 wks = 13 (6.7)	Intensity during the past 3 mo on a scale of 0‐5: 0 = 12 (6.2) 1 = 25 (13.0) 2 = 62 (32.1) 3 = 70 (36.3) 4 = 18 (9.3) 5 = 6 (3.1)
Dentists	Al‐Mohrej et al, 2016 30	<4 wks = 112 (80.6) 2‐3 mo = 19 (13.7) 3‐6 mo = 6 (4.3) >6 mo = 2 (1.4)	Mild = 14 (10.1) Moderate = 92 (66.2) Severe = 33 (23.8)
Nurses	Al‐Eisa and Al‐Abbad, 2013 6	1‐7 d = 65 (56.0) 8‐30 d = 30 (25.9) >30 d = 9 (7.8) Every day = 12 (10.3)	Not reported
	Keriri, 2013 36	<2 y = 31 (50.8) >2 y = 30 (49.2)	Intensity during the past 3 mo on a scale of 1‐5: 1 = 9 (14.8) 2 = 23 (37.7) 3 = 20 (32.8) 4 = 6 (9.8) 5 = 3 (4.9)
PTs	Alghadir et al, 2017 7	<1 wk = 250 (55) 2‐4 wks = 135 (30) >4 wks = 65 (14)	Mild = 216 (43) Moderate = 126 (25) Severe = 108 (22)
Physicians Nurses AT ORT	Bin Homaid et al, 2016 35	Not reported	Mild = 32 (36) Moderate = 48 (53.9) Severe = 7 (7.9) Very severe = 2 (2.2)
Physicians Nurses PTs	Mohamed and Al Amer, 2019 37	Not reported	Average of intensity during the past wk on a scale of 0‐10: Physicians: 3.31 Nurses: 4.55 PTs: 3.75 Overall: 4.01

Values of duration and intensity are given as number (percentage) unless otherwise indicated.

Abbreviations: AT, anesthesia technicians; ORT, operation room technicians; PTs, physical therapists.