Table 1. Distribution of controls and cases according to demographic and lifestyle characteristics, Nursing workers, São Paulo State, 2019.

Variable	Impaired work ability							Intention to leave nursing profession
	Controls		Cases		Total		p*	Controls		Cases		Total		p*
	n°	%	n°	%	n°	%		n°	%	n°	%	n°	%
Sex
Female	392	74.2	136	25.8	528	100.0	0.299	399	77.5	116	22.5	515	100.0	0.001
Male	83	79.0	22	21.0	105	100.0		55	61.1	35	38.9	90	100.0
Age (years)
≤30	42	50.6	41	49.4	83	100.0	<0.001	72	69.9	31	30.1	103	100.0	<0.001
31–40	185	78.1	52	21.9	237	100.0		153	68.6	70	31.4	223	100.0
≥41	248	79.2	65	20.8	313	100.0		229	82.1	50	17.9	279	100.0
Marital status
Married / living with a partner	308	76.2	96	23.8	404	100.0	0.635	292	73.7	104	26.3	396	100.0	0.042
Divorced / widowed	54	72.0	21	28.0	75	100.0		69	86.3	11	13.8	80	100.0
Single	113	73.4	41	26.6	154	100.0		93	72.1	36	27.9	129	100.0
Monthly family income (US dollars)
≥1,804	149	81.9	33	18.1	182	100.0	0.021	111	71.6	44	28.4	155	100.0	0.242
>773.5 and <1,804	217	74.1	76	25.9	293	100.0		231	78.0	65	22.0	296	100.0
≤773.5	109	69.0	49	31.0	158	100.0		112	72.7	42	27.3	154	100.0
Place of residence
Capital of the state	194	75.8	62	24.2	256	100.0	0.722	199	76.2	62	23.8	261	100.0	0.551
Countryside	281	74.5	96	25.5	377	100.0		255	74.1	89	25.9	344	100.0
Human development Index
Very high	303	77.9	86	22.1	389	100.0	0.096	290	75.7	93	24.3	383	100.0	0.870
High	169	70.7	70	29.3	239	100.0		159	74.0	56	26.0	215	100.0
Medium	3	60.0	2	40.0	5	100.0		5	71.4	2	28.6	7	100.0
Smoking
Never smoked	340	73.1	125	26.9	465	100.0	0.190	347	75.9	110	24.1	457	100.0	0.180
Former smoker	92	80.0	23	20.0	115	100.0		77	76.2	24	23.8	101	100.0
Current smoker	43	81.1	10	18.9	53	100.0		30	63.8	17	36.2	47	100.0
Alcohol use risk
No	461	75.2	152	24.8	613	100.0	0.597	439	75.6	142	24.4	581	100.0	0.147
Yes	14	70.0	6	30.0	20	100.0		15	62.5	9	37.5	24	100.0
Regular practice of physical activity
Yes	241	80.6	58	19.4	299	100.0	0.002	194	78.2	54	21.8	248	100.0	0.131
No	234	70.1	100	29.9	334	100.0		260	72.8	97	27.2	357	100.0
Body mass index
Normal	183	76.6	56	23.4	239	100.0	0.908	167	78.0	47	22.0	214	100.0	0.296
Overweight	164	74.5	56	25.5	220	100.0		166	75.8	53	24.2	219	100.0
Obesity	123	73.7	44	26.3	167	100.0		113	71.1	46	28.9	159	100.0
Not informed	5	71.4	2	28.6	7	100.0		8	61.5	5	38.5	13	100.0
Sleep quality
Good	348	80.0	87	20.0	435	100.0	<0.001	272	85.5	46	14.5	318	100.0	<0.001
Intermediate	92	67.2	45	32.8	137	100.0		130	67.0	64	33.0	194	100.0
Poor	35	57.4	26	42.6	61	100.0		52	55.9	41	44.1	93	100.0
Insomnia
No	274	87.5	39	12.5	313	100.0	<0.001	196	88.3	26	11.7	222	100.0	<0.001
Yes	201	62.8	119	37.2	320	100.0		258	67.4	125	32.6	383	100.0
Total	475	75.0	158	25.0	633	100.0		454	75.0	151	25.0	605	100.0

* Chi square test