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Table 1 Baseline characteristics of study participants

From: Comparison of decision tree with common machine learning models for prediction of biguanide and sulfonylurea poisoning in the United States: an analysis of the National Poison Data System

Variables

Biguanides

Sulfonylureas

p-value

Sex

Male

1127 (33.8)

1350 (47.4)

< 0.001

Female

2209 (66.2)

1497 (52.6)

Reason of exposure

Intentional

 Yes

1828 (54.8)

418 (14.7)

< 0.001

 No

1508 (45.2)

2429 (85.3)

Unintentional

 Yes

1189 (35.6)

2010 (70.6)

< 0.001

 No

2147 (64.4)

837 (29.4)

Other

 Yes

64 (1.9)

83 (2.9)

0.01

 No

3272 (98.1)

2764 (97.1)

Medical outcomes

Minor

 Yes

2012 (60.3)

449 (15.8)

< 0.001

 No

1324 (39.7)

2398 (84.2)

Moderate

 Yes

1063 (31.9)

2181 (76.6)

< 0.001

 No

2273 (68.1)

666 (23.4)

Major

 Yes

210 (6.3)

209 (7.3)

0.10

 No

3126 (93.7)

2638 (92.7)