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Table 1 Exposure variables and their categories of analysis

From: Factors associated with common mental disorders among female nursing professionals in primary health care

Original variables Categorized variables for analyses
Sociodemographic variables
 Age (continuous variable) 0 = up to 40 years
1 = more than 40 years
 Race/skin color 0 = white
1 = non-white (yellow, brown, indigenous, black)
 Marital status 0 = with partner (consensual union/stable union, married)
1 = no partner (single, divorced/separated/widowed)
 Presence of children 0 = no
1 = yes
Life habits
 Practice of leisure activities 0 = yes
1 = no
 Physical activity practice 0 = yes (1 to 2 times a week, 3 or more times a week)
1 = no (never)
 Use of alcoholic beverages 0 = no
1 = yes
 Smoking 0 = non-smoker (non-smoker, former smoker)
1 = current smoker
Job characteristics and conditions
 Professional category (open question) 0 = nurse
1 = nursing assistant/technician
 Working time (continuous variable) 0 = less than 5 year
1 = 5 to 10 years
2 = more than 10 years
 Working time at the unit (continuous variable) 0 = less than 5 year
1 = 5 to 10 years
2 = more than 10 years
 Employment bond 0 = full employment (municipal with public service exam-of the permanent staff contracted by CLT)
1 = precarious work (municipality or assigned worker to the state or federal government; service provider; cooperative worker; trustee position; outsourced; trainee)
 Having another employment bond 0 = no (I have no other work)
Yes, at the municipality; yes, at the state; yes, I have another job in the private sector with a formal contract; yes, I have another job on my own; yes, in another municipality; yes, I have another job in the private sector without a formal contract)
 Having labor rights (do you have the right to the 13th salary, holidays, vacations, and the additional holiday wages) 0 = yes, all (they had all the labor rights)
1 = yes, partially (they had 1 to 3 of the rights)
2 = no (they had none of the labor rights)
 Weekly working week (continuous variable) 0 = up to 40 h
1 = between 41 and 60 h
2 = more than 60 h
 Work shift 0 = daytime (morning, afternoon, morning, and afternoon)
1 = night work/work in shifts
 Physical demand on the work 0 = low physical demand (lower than the average sum)
1 = high physical demand (higher than the average sum)
 Compatibility of the developed activities 0 = compatible with the position (yes, totally; yes, most of the time)
1 = not compatible with the position (yes, most of the time; almost never; never)
 Personal safety threatened at work 0 = no
1 = yes
 Domestic work 0 = no
1 = yes
 Household overload: sum of basic household tasks (washing, ironing, cleaning, cooking), evaluated by the number of dwellers, by the formula: HO = (washing + ironing + cleaning + cooking) × (M − 1) (Aquino, 1996), categorized as tertiles: high, medium, and low overload, as used by Pinho and Araújo (2012) and then dichotomized. 0 = low/medium overload
1 = high overload
Psychosocial aspects of work
 Social support -High support (higher than average)
-Low support (below average)
 Control demand model: construction of four categories of work, from the combination of the dimensions psychological demand and control over work (JCQ guide). 0 = low demand (high control and low demand)
1 = active work (high control and high demand)
2 = passive work (low control and low demand)
3 = high demand (low control and high demand)
 Reward-effort model (ERI): formula ER = effort/(reward ×  0.5454) (correction factor). 0 = balance (result of function < 1)
1 = imbalance (result of function ≥1)
Work satisfaction and quality of life
 Satisfaction with working ability 0 = satisfied (satisfied; very satisfied)
1 = dissatisfied (very dissatisfied; dissatisfied; neither dissatisfied nor satisfied)
 Work satisfaction 0 = satisfied (I am satisfied, I am very satisfied)
1 = unsatisfied (I am not satisfied at all; I’m not satisfied)
 Satisfaction with salary/income (question “Taking into account all my efforts and achievements, is my salary/income adequate”) 0 = satisfied (agree and strongly agree)
1 = dissatisfied (disagree, strongly disagree)
 Satisfaction with personal relationships 0 = satisfied (satisfied; very satisfied)
1 = dissatisfied (very dissatisfied; dissatisfied; neither dissatisfied nor satisfied)
 Satisfaction with oneself 0 = satisfied (satisfied; very satisfied)
1 = dissatisfied (very dissatisfied; dissatisfied; neither dissatisfied nor satisfied)
 Quality of life assessment 0 = Good (good; very good)
1 = Poor (very poor; poor, neither poor nor good)
Health situation
 Occupational or occupational diseases -No
-Yes
 Accidents at work -No
-Yes
 Medical license -No
-Yes
 Presence of comorbidity: sum of 26 variables related to diseases diagnosed by a physician, all with two response categories (1 = yes, 0 = no) -No (absence of comorbidity)
-Yes (presence of comorbidities for any positive response)
 Presence of musculoskeletal pain: sum of the variables related to this dimension: pain in the legs, pain in the arms, pain in the upper back, and pain in the lower part of the back, all with five categories of responses (0 = never, 1 = rarely, 2 = infrequent, 3 = frequent and 4 = very frequent). Initially, these variables were dichotomized in no (0) for “never” and “rarely” and in yes (1) for the other categories, then being summed. 0 = no (all negative responses)
1 = yes (any positive response)
 Self-assessment of health status 0 = positive (very good/good)
1 = negative (regular/poor/very poor)