Sums of squares:
      SFO      IORE      DFOP 
1378.6832  615.7730  517.8836 

Critical sum of squares for checking the SFO model:
[1] 717.4598

Parameters:
$SFO
         Estimate   Pr(>t)    Lower   Upper
parent_0  83.7558 1.80e-14 77.18268 90.3288
k_parent   0.0017 7.43e-05  0.00112  0.0026
sigma      8.7518 1.22e-05  5.64278 11.8608

$IORE
               Estimate Pr(>t)    Lower    Upper
parent_0       9.69e+01     NA 8.88e+01 1.05e+02
k__iore_parent 8.40e-14     NA 1.79e-18 3.94e-09
N_parent       6.68e+00     NA 4.19e+00 9.17e+00
sigma          5.85e+00     NA 3.76e+00 7.94e+00

$DFOP
         Estimate   Pr(>t)    Lower    Upper
parent_0 9.76e+01 1.94e-13 9.02e+01 1.05e+02
k1       4.24e-02 5.92e-03 2.03e-02 8.88e-02
k2       8.24e-04 6.48e-03 3.89e-04 1.75e-03
g        2.88e-01 2.47e-05 1.95e-01 4.03e-01
sigma    5.36e+00 2.22e-05 3.43e+00 7.30e+00


DTx values:
     DT50    DT90 DT50_rep
SFO   407    1350      407
IORE  541 5190000  1560000
DFOP  429    2380      841

Representative half-life:
[1] 841.41