Table 4: Subgroup analysis based on treatment durations between the jidabokuippo and the nonsteroidal anti-inflammatory drug groups.

Jidabokuippo group (number)NSAIDs group (number)P value

Gender
 Male7 days (7–77 days) (35)14 days (7–77 days) (37)0.3783
 Female7 days (7–42 days) (46)17 days (5–42 days) *(44)<0.0001
The number of rib fractures
 Single7 days (7–77 days) (74)14 days (5–77 days) (74)<0.0001
 Multiple14 days (7–23 days) (7)13 days (7–28 days) (7)0.4340
Site of rib fractures
 Upper7 days (7–42 days) (5)14 days (7–28 days) (5)0.6664
 Middle10 days (7–23 days) (34)14 days (5–49 days) (43)0.0020
 Lower7 days (7–77 days) (46)14 days (7–77 days) (37)0.0934
Accompanying injuries
 (+)7 days (7–14 days) (4)14 days (7–28 days) (6)0.1224
 (−)7 days (7–77 days) (77)14 days (5–77 days) (75)0.0006
Comorbidities
 (+)14 days (7–28 days) (19)14 days (7–42 days) (18)0.1130
 (−)7 days (7–77 days) (62)14 days (5–77 days) (63)0.0007

* , male versus female; NSAIDs: nonsteroidal anti-inflammatory drugs.