TABLE 1

Characteristics of Infant Walker–Related Injuries Among Children <15 Months Old Treated in US EDs (NEISS 1990–2014)

CharacteristicsNational Estimate, n (%a)95% CI
Study total230 676 (100)189 808–271 544
Sex
 Male136 214 (59.1)111 599–160 830
 Female94 293 (40.9)77 776–110 809
 Subtotal230 507 (100.0)189 917–271 097
Location
 Home169 312 (98.8)137 361–201 264
 Other1996 (1.2)1324–2668
 Subtotal171 308 (100.0)139 231–203 386
Body region injured
 Head or neck206 709 (90.6)168 563–244 856
 Upper extremity10 244 (4.5)8327–12 160
 Lower extremity4595 (2.0)3425–5765
 Other6599 (2.9)4939–8258
 Subtotal228 146 (100.0)187 764–268 528
Diagnosis
 Soft-tissue injury115 897 (50.5)94 575–137 220
 Concussion or CHI60 967 (26.5)41 561–80 373
 Laceration23 259 (10.1)19 042–27 477
 Fracture11 798 (5.1)8435–15 160
 Burn5397 (2.4)3938–6856
 Other12 327 (5.4)10 192–14 463
 Subtotal229 646 (100.0)189 045–270 246
Disposition from ED
 Treated and released219 653 (95.4)181 010–258 297
 Admitted10 408 (4.5)7426–13 390
 Left against medical advice212 (0.1)b2–422
 Subtotal230 273 (100.0)189 615–270 931
Mechanism of injury
 Fell down the stairs169 809 (74.1)134 715–204 903
 Fell out of walker33 776 (14.7)27 387–40 165
 Proximity mechanism6455 (2.8)4942–7969
  Pulled on object4378 (1.9)3211–5546
  Direct thermal contact2077 (0.9)1342–2812
 Other19 244 (8.4)16 025–22 463
  Struck on surface8451 (3.7)6629–10 273
  Struck by object or person2836 (1.2)2019–3654
  Entanglement1689 (0.7)1117–2260
  Product malfunction1149 (0.5)b581–1717
  Removed from walker by adult907 (0.4)b432–1383
  Other4211 (1.8)3147–5275
 Subtotal229 284 (100.0)188 769–269 799
No. steps child fell down
 ≤10 steps51 917 (66.3)39 476–64 358
 >10 steps26 353 (33.7)19 889–32 816
 Subtotal78 270 (100.0)60 418–96 121
  • a Percentages may not sum to 100.0% because of rounding error.

  • b Potentially unstable estimate because of sample size <20 cases, estimate <1200 cases, or coefficient of variation >33%.