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Table 1 BMI according to demographic variables

From: Levels and correlates of physical activity, inactivity and body mass index among Saudi women working in office jobs in Riyadh city

Variables N (valid percent) BMI Mean (SD) P Value
Age category (n = 317)    
18–25 67 (21.1) 24.4 (4.85) P < .001
26–35 176 (55.5) 26.7 (5.9)  
36–45 45 (14.2) 30.3 (6.2)  
46–60 29 (9.1) 31.1 (5.8)  
Marital Status (n = 415)    
Single 97 (23.4) 24.6 (5.2) P < .001
Married 185 (44.6) 27.6 (6.0)  
Divorced 106 (25.5) 27.9 (5.4)  
Widowed 27 (6.5) 27.1 (5.9)  
Number of children (n = 416)    
0 200 (48.1) 25.7 (5.6) P < .001
1 50 (12.0) 26.6 (6.1)  
2 44 (10.6) 27.4 (5.6)  
3 43 (10.3) 37.6 (5.0)  
4 40 (9.6) 30.6 (6.1)  
5 or more 39 (9.4) 30.4 (5.3)  
Educational Level (n = 416)    
Primary or less 5 (1.2) 34.7 (3.9) P = .013
Middle school 7 (1.7) 28.3 (5.7)  
High school 53 (12.7) 28.4 (6.0)  
College diploma/bachelor 334 (80.4) 26.7 (5.8)  
Postgraduate degree 17 (4.1) 27.1 (5.9)  
Monthly family income    
(Saudi Riyals) (n = 392)    
5000 or less 35 (8.9) 28.6 (6.1) P = .178
5001–7000 69 (17.6) 26.7 (6.5)  
7001–10,000 64 (16.3) 28.5 (7.5)  
10,001–15,000 74 (18.9) 26.4 (4.3)  
15,000–20,000 56 (14.3) 26.4 (5.3)  
Over 20,000 94 (24.0) 27.1 (5.5)  
Size of home (n = 409)    
Traditional (folk) 4 (1.0) 30.5 (6.2) P = .281
Apartment 93 (22.7) 27.4 (6.7)  
Small villa (<500 m2) 95 (23.2) 27.8 (5.4)  
Medium (500–1000 m2) 175 (42.8) 26.4 (5.8)  
Large (over 1000 m2) 42 (10.3) 27.3 (5.4)  
Home ownership (n = 413)    
Rental 109 (26.4) 26.7 (5.4) P = .004
Owned 297 (71.9) 27.1 (5.9)  
Employer provided 7 (1.7) 34.8 (7.1)  
Number of work days/week (n = 419)    
5 412 (98.1) 27.0 (5.8) P = .669
6 7 (1.7) 28.0 (6.1)  
Number of working hours/day (n = 412)    
1–4 h 15 (3.6) 27.6 (6.7) P = .970
5–6 h 134 (32.4) 27.3 (5.7)  
7–8 h 197 (47.7) 27.0 (6.0)  
9–10 h 60 (14.5) 26.7 (5.9)  
Over 10 h 6 (1.5) 26.7 (4.3)  
Job description (n = 399)    
Supervisor 121 (28.8) 27.1 (5.9) P = .777
Non supervisor 278 (66.2) 27.1 (5.9)  
Job Sector (n = 402)    
Public 262 (65.2) 28.0 (5.9) P < .001
Private 140 (34.8) 25.3 (5.4)  
Physical Activity Social Support score (n = 404)    
Low 194 (48.0) 26.8 (5.6) P = .386
High 210 (52.0) 27.3 (6.1)  
General Self-Efficacy score (n = 417)    
Low 169 (41.0) 26.8 (5.7) P = .447
High 248 (59.0) 27.2 (5.9)  
BMI categorya (n = 393)    
Underweight 14 (3.6) 17.0 (1.3) P < .001
Normal weight 150 (38.2) 22.5 (1.7)  
Overweight 127 (32.3) 27.3 (1.3)  
Obese 102 (26.0) 34.8 (4.6)  
Total 393 (100) 27.1 (5.9)  
PA levelb (n = 420)    
Low 219 (52.1) 26.9 (6.0) P = .822
Moderate 173 (41.2) 27.3 (5.8)  
High 28 (6.7) 26.9 (4.8)  
  1. aUnderweight: <18.5; normal: 18.50–24.99; overweight: 25.00–29.99; obese: ≥30.0
  2. bLow: <600MET min/week; moderate: 600–2999 MET min/week; high: ≥1500 MET min/week vigorous PA or ≥3000 MET min/week moderate/vigorous PA