Skip to main content

Table 1 Prevalence of Latent Class Analysis derived subgroups

From: Latent class analysis derived subgroups of low back pain patients – do they have prognostic capacity?

 

Prevalence, N

Single-stage subgroups

N = 928

 SS1: Mildly affected: mild intermittent LBP (mild)

154 (17%)

 SS2: Recent onset severe LBP, activity limitations (recent disability)

192 (21%)

 SS3: Pain- and work-related concerns, high physical workload (work-related)

130 (14%)

 SS4: Nerve root involvement (nerve root)

75 (8%)

 SS5: Severely affected: very recent onset severe LBP, social participation and activity limitations (very recent)

136 (15%)

 SS6: Persistent LBP, psychological issues, activity limitations and comorbidity (persistent)

132 (14%)

 SS7: Severely affected: recent onset LBP with several consequences (severe)

109 (12%)

Two-stage subgroups

N = 928

 TS1: Mildly affected: mild intermittent LBP, moderate activity limitations, no participation limitations (low degree of physical workload) (mild)

161 (17%)

 TS2: Mildly affected: mild intermittent LBP with work-issues, no activity limitations, males (mild, work issues)

74 (8%)

 TS3: Mildly affected: mild intermittent LBP, sleeps well, moderate activity limitations and sacroiliac joint pain, more females (mild, sleep well)

69 (7%)

 TS4: Mildly affected: persistent LBP with sacroiliac joint pain (mild persistent)

45 (5%)

 TS5: Recent onset severe LBP, activity limitations, sleep issues (sleep issues)

113 (12%)

 TS6: Work-related severe LBP (work-related)

127 (14%)

 TS7: Nerve root involvement (nerve root)

49 (5%)

 TS8: Severely affected: very recent onset severe LBP, social participation and activity limitations (very recent)

219 (24%)

 TS9: Severely affected: LBP with several consequences (severe)

71 (8%)

  1. LBP low back pain