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Br J Ophthalmol 85:1225-1230 doi:10.1136/bjo.85.10.1225
  • Original Article
    • Clinical science

Pupillary autonomic denervation with increasing duration of diabetes mellitus

Table 3

Pupillary autonomic denervation with increasing duration of diabetes mellitus. Summary of cardiovascular autonomic function data

Disease group Valsalva ratio 30:15 Ratio Orthostatic hypotension
No (% normal) Mean Range No (% normal) Mean Range No % Present
IDDM:
 <5 years 17 (100) 1.72 1.24–2.35 17 (100) 1.23 1.03–1.60 20 0
 <10 years 9 (100) 1.68 1.30–2.30 11 (72) 1.24 1.00–1.70 11 0
 <15 years 9 (100) 1.80 1.50–2.20 10 (90) 1.19 1.00–1.70 10 0
 <20 years 7 (100) 1.68 1.30–2.50 9 (100) 1.17 1.06–1.49 11 0
 >20 years 16 (81) 1.48 1.00–2.20 19 (74) 1.07 1.00–1.40 20 5
NIDDM:
 <5 years 27 (96) 1.54 1.00–2.00 31 (64) 1.09 0.97–1.25 34 3
 <10 years 12 (100) 1.44 1.20–1.80 16 (63) 1.06 0.95–1.78 16 19
 >10 years 16 (81) 1.29 1.00–1.80 16 (56) 1.04 0.95–1.26 16 0

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