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Table 1 Fluid intake and urine production at home assessed from a frequency volume chart (FVC) and during the in-patient studies (1. and 2. admission)

From: The influence of high and low levels of estrogen on diurnal urine regulation in young women

    Mean ± SD
  Registered days and nights Nocturia nights Fluid intake (ml/kg) 24 h urine production (ml/kg) Day time urine production (ml/kg) Night time urine production (ml/kg) Day/night ratio
Home 48 2 30.27 ± 6.19 26.93 ± 6.00 22.08 ± 7.74 5.98 ± 1.00** 3.98 ± 2.04
1. admission 8 1 30 38.42 ± 8.80 31.28 ± 9.14 7.14 ± 2.43*** 4.86 ± 2.43
2. admission 8 1 30 40.88 ± 6.09¶¶ 33.12 ± 8.83¶¶ 7.76 ± 5.42** 5.92 ± 3.81
  1. Values are mean ± SD. ** day/night p < 0.01, *** day/night p < 0.001, Home/in-patient p > 0.05, ¶¶ Home/in-patient p > 0.01