Identifying individuals at risk of post-stroke depression: Development and validation of a predictive model

Article Figures & Data

Download figure
Open in new tab
Download powerpoint
Figure 1
- Mutual information of the features.
Download figure
Open in new tab
Download powerpoint
Figure 2
- Adjusted mutual information of the features.

Table 1

- Descriptive analysis of the variables.

Variables	n (%)
Depression stroke
No	12231 (0.1)
Yes	5229 (29.9)
Gender
Female	220428 (52.5)
Male	199048 (47.5)
Marital status
Not married	200055 (48.2)
Married	215236 (51.8)
Alcohol status
Do not drink	184234 (43.9)
Yes	235242 (56.1)
Physical activity
No physical activity or exercise in last 30 days	102760 (24.6)
Had physical activity or exercise	315502 (75.4)
Smoking status
No	353604 (89.1)
Yes	43441 (10.9)
Diabetes status
Not diabetic	358706 (85.7)
Diabetic	59786 (14.3)
Hypertension status
No hypertension	248435 (59.5)
Have hypertension	169195 (40.5)
Cholesterol status
Normal	213522 (58.4)
High	152114 (41.6)
Stroke status
No	400461 (95.8)
Yes	17609 (4.2)
Depressive disorder
No	332667 (79.8)
Yes	84333 (20.2)
Age groups (years)
65-69	44491 (10.6)
70-74	42049 (10.0)
60-64	40438 (9.6)
80-older	37723 (9.0)
75-79	33407 (8.0)
55-59	32968 (7.9)
50-54	30131 (7.2)
40-44	27445 (6.5)
35-39	26188 (6.2)
45-49	26172 (6.2)
18-24	25962 (6.2)
30-34	24101 (5.7)
25-29	20804 (5.0)
Education level
Graduated from college or technical school	179801 (42.9)
Attended college or technical school	110398 (26.3)
Graduated high school	103086 (24.6)
Did not graduate high school	23920 (5.7)
Income category
$50,000 to <$100,000	103861 (30.9)
$100,000 to <$200,000	74632 (22.2)
$35,000 to <$50,000	45827 (13.7)
$25,000 to <$35,000	37045 (11.0)
$15,000 to <$25,000	29749 (8.9)
$200,000 or more	26223 (7.8)
Less than $15,000	18270 (5.4)
BMI category
Overweight	135644 (35.7)
Obese	123934 (32.6)
Normal weight	114035 (30.0)
Underweight	6638 (1.7)

Values are presented as numbers and percentages (%). BMI: body mass index

Table 2

- Logistic regression analysis.

Variables	Odds ratio	95% CI	P-values
Intercept	1.86	1.21-2.85	<0.05
BMI
Obese	1.33	1.21-1.46	<0.05
Overweight	1.06	0.97-1.16	0.23
Underweight	1.16	0.90-1.49	0.25
Gender	0.57	0.53-0.61	<0.05
Marital status	0.86	0.80-0.93	<0.05
Physical activity	0.77	0.72-0.83	<0.05
Smoking status	1.5	1.37-1.65	<0.05
Diabetes status	1.22	1.13-1.31	<0.05
Hypertension status	0.96	0.88-1.04	0.3
Cholesterol status	1.4	1.30-1.51	<0.05
Alcohol status	0.97	0.90-1.05	0.43
Age (years)
25-29	1.02	0.59-1.78	0.94
30-34	0.74	0.45-1.24	0.25
35-39	0.94	0.59-1.51	0.81
40-44	0.78	0.50-1.22	0.28
45-49	0.84	0.55-1.30	0.44
50-54	0.58	0.38-0.89	<0.05
55-59	0.58	0.38-0.88	<0.05
60-64	0.51	0.34-0.76	<0.05
65-69	0.36	0.24-0.54	<0.05
70-74	0.32	0.21-0.47	<0.05
75-79	0.27	0.18-0.41	<0.05
80 or older	0.16	0.11-0.24	<0.05
Education level
Graduated high school	0.9	0.80-1.02	0.11
Attended college or technical school	1.06	0.94-1.20	0.35
Graduated from college or technical school	1.13	0.99-1.29	0.08
Income category
$15,000 to <$25,000	0.73	0.64-0.84	<0.05
$25,000 to <$35,000	0.65	0.57-0.75	<0.05
$35,000 to <$50,000	0.6	0.53-0.68	<0.05
$50,000 to <$100,000	0.57	0.49-0.66	<0.05
$100,000 to <$200,000	0.46	0.38-0.55	<0.05
$200,000 or more	0.4	0.30-0.54	<0.05

CI: confidence interval, BMI: body mass index, $: US dollar