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Table 2 Pre- and postoperative radiographic measurements

From: Assessment of the efficacy of SERI osteotomy for hallux valgus correction

  Preoperative
n (%)
Postoperative
n (%)
p value*
Congruency of the 1st MTP joint
 Congruent 4 (13.8%) 17 (58.6%) < 0.001
 Subluxed 25 (86.2%) 12 (41.4%)  
HVA 33.7 (8.3) 12.2 (8.4) < 0.001
IMA 12.9 (3.2) 5.7 (2.2) < 0.001
DMAA 29.1 (17.3) 21.5 (1.5) 0.023
Regnauld classification
 1.0 29 (100%) 26 (89.7%) < 0.001
 2.0 3 (10.3%)  
Sesamoids
 Subluxed 29 (100%) 13 (44.8%) < 0.001
 Not subluxed 16 (55.2%)  
  1. Mean ± SD values or number (%) of patients are shown
  2. *p values < 0.05 were considered significant
  3. Abbreviations: MTP metatarsophalangeal, HVA hallux valgus angle, IMA intermetatarsal angle, DMAA distal metatarsal articular angle